Home / 15,488,293.16-21,373,887.14-8,519,684.66

Finding the Fourth Proportional to 15,488,293.16, 21,373,887.14 and 8,519,684.66

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Solution

The fourth proportional to 15,488,293.16, 21,373,887.14 and 8,519,684.66 is: 11,757,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488,293.16 : 21,373,887.14 = 8,519,684.66 : x
  2. Step 2: Convert to fraction form
    15,488,293.16/21,373,887.14 = 8,519,684.66/x
  3. Step 3: Cross multiply
    15,488,293.16x = 21,373,887.14 × 8,519,684.66
  4. Step 4: Simplify right side
    15,488,293.16x = 182,098,778,353,862.31
  5. Step 5: Solve for x
    x = 182,098,778,353,862.31/15,488,293.16
  6. Step 6: Final answer
    x = 11,757,188.25

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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.