Home / 9,854,420.20-14,781,630.30-7,146,039.40

Finding the Fourth Proportional to 9,854,420.20, 14,781,630.30 and 7,146,039.40

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Solution

The fourth proportional to 9,854,420.20, 14,781,630.30 and 7,146,039.40 is: 10,719,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,854,420.20 : 14,781,630.30 = 7,146,039.40 : x
  2. Step 2: Convert to fraction form
    9,854,420.20/14,781,630.30 = 7,146,039.40/x
  3. Step 3: Cross multiply
    9,854,420.20x = 14,781,630.30 × 7,146,039.40
  4. Step 4: Simplify right side
    9,854,420.20x = 105,630,112,520,033.83
  5. Step 5: Solve for x
    x = 105,630,112,520,033.83/9,854,420.20
  6. Step 6: Final answer
    x = 10,719,059.10

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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.