Home / 70,478,420.10-105,717,630.15-25,044,807.30

Finding the Fourth Proportional to 70,478,420.10, 105,717,630.15 and 25,044,807.30

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Solution

The fourth proportional to 70,478,420.10, 105,717,630.15 and 25,044,807.30 is: 37,567,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,478,420.10 : 105,717,630.15 = 25,044,807.30 : x
  2. Step 2: Convert to fraction form
    70,478,420.10/105,717,630.15 = 25,044,807.30/x
  3. Step 3: Cross multiply
    70,478,420.10x = 105,717,630.15 × 25,044,807.30
  4. Step 4: Simplify right side
    70,478,420.10x = 2,647,677,675,319,420.50
  5. Step 5: Solve for x
    x = 2,647,677,675,319,420.50/70,478,420.10
  6. Step 6: Final answer
    x = 37,567,210.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.