Home / 28,092,915.32-42,142,746.42-9,893,346.48

Finding the Fourth Proportional to 28,092,915.32, 42,142,746.42 and 9,893,346.48

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Solution

The fourth proportional to 28,092,915.32, 42,142,746.42 and 9,893,346.48 is: 14,841,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092,915.32 : 42,142,746.42 = 9,893,346.48 : x
  2. Step 2: Convert to fraction form
    28,092,915.32/42,142,746.42 = 9,893,346.48/x
  3. Step 3: Cross multiply
    28,092,915.32x = 42,142,746.42 × 9,893,346.48
  4. Step 4: Simplify right side
    28,092,915.32x = 416,932,791,951,839.62
  5. Step 5: Solve for x
    x = 416,932,791,951,839.62/28,092,915.32
  6. Step 6: Final answer
    x = 14,841,207.73

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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.