Home / 28,391,602.10-42,587,403.15-9,224,296.70

Finding the Fourth Proportional to 28,391,602.10, 42,587,403.15 and 9,224,296.70

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Solution

The fourth proportional to 28,391,602.10, 42,587,403.15 and 9,224,296.70 is: 13,836,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,602.10 : 42,587,403.15 = 9,224,296.70 : x
  2. Step 2: Convert to fraction form
    28,391,602.10/42,587,403.15 = 9,224,296.70/x
  3. Step 3: Cross multiply
    28,391,602.10x = 42,587,403.15 × 9,224,296.70
  4. Step 4: Simplify right side
    28,391,602.10x = 392,838,842,338,114.56
  5. Step 5: Solve for x
    x = 392,838,842,338,114.56/28,391,602.10
  6. Step 6: Final answer
    x = 13,836,445.05

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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.