Home / 15,488,293.43-21,373,887.53-8,519,684.92

Finding the Fourth Proportional to 15,488,293.43, 21,373,887.53 and 8,519,684.92

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Solution

The fourth proportional to 15,488,293.43, 21,373,887.53 and 8,519,684.92 is: 11,757,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488,293.43 : 21,373,887.53 = 8,519,684.92 : x
  2. Step 2: Convert to fraction form
    15,488,293.43/21,373,887.53 = 8,519,684.92/x
  3. Step 3: Cross multiply
    15,488,293.43x = 21,373,887.53 × 8,519,684.92
  4. Step 4: Simplify right side
    15,488,293.43x = 182,098,787,238,981.53
  5. Step 5: Solve for x
    x = 182,098,787,238,981.53/15,488,293.43
  6. Step 6: Final answer
    x = 11,757,188.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.