Home / 10,565,516.90-15,848,275.35-9,851,680.10

Finding the Fourth Proportional to 10,565,516.90, 15,848,275.35 and 9,851,680.10

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Solution

The fourth proportional to 10,565,516.90, 15,848,275.35 and 9,851,680.10 is: 14,777,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565,516.90 : 15,848,275.35 = 9,851,680.10 : x
  2. Step 2: Convert to fraction form
    10,565,516.90/15,848,275.35 = 9,851,680.10/x
  3. Step 3: Cross multiply
    10,565,516.90x = 15,848,275.35 × 9,851,680.10
  4. Step 4: Simplify right side
    10,565,516.90x = 156,132,138,884,915.53
  5. Step 5: Solve for x
    x = 156,132,138,884,915.53/10,565,516.90
  6. Step 6: Final answer
    x = 14,777,520.15

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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.