Home / 15,138,489.55-22,711,211.66-4,355,879.71

Finding the Fourth Proportional to 15,138,489.55, 22,711,211.66 and 4,355,879.71

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Solution

The fourth proportional to 15,138,489.55, 22,711,211.66 and 4,355,879.71 is: 6,534,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,489.55 : 22,711,211.66 = 4,355,879.71 : x
  2. Step 2: Convert to fraction form
    15,138,489.55/22,711,211.66 = 4,355,879.71/x
  3. Step 3: Cross multiply
    15,138,489.55x = 22,711,211.66 × 4,355,879.71
  4. Step 4: Simplify right side
    15,138,489.55x = 98,927,306,059,309.42
  5. Step 5: Solve for x
    x = 98,927,306,059,309.42/15,138,489.55
  6. Step 6: Final answer
    x = 6,534,820.12

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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.