Home / 9,780,467.40-14,670,701.10-6,190,288.20

Finding the Fourth Proportional to 9,780,467.40, 14,670,701.10 and 6,190,288.20

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Solution

The fourth proportional to 9,780,467.40, 14,670,701.10 and 6,190,288.20 is: 9,285,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,467.40 : 14,670,701.10 = 6,190,288.20 : x
  2. Step 2: Convert to fraction form
    9,780,467.40/14,670,701.10 = 6,190,288.20/x
  3. Step 3: Cross multiply
    9,780,467.40x = 14,670,701.10 × 6,190,288.20
  4. Step 4: Simplify right side
    9,780,467.40x = 90,815,867,905,057.02
  5. Step 5: Solve for x
    x = 90,815,867,905,057.02/9,780,467.40
  6. Step 6: Final answer
    x = 9,285,432.30

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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.