Home / 11,699,666.57-16,149,598.07-8,040,695.28

Finding the Fourth Proportional to 11,699,666.57, 16,149,598.07 and 8,040,695.28

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Solution

The fourth proportional to 11,699,666.57, 16,149,598.07 and 8,040,695.28 is: 11,098,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699,666.57 : 16,149,598.07 = 8,040,695.28 : x
  2. Step 2: Convert to fraction form
    11,699,666.57/16,149,598.07 = 8,040,695.28/x
  3. Step 3: Cross multiply
    11,699,666.57x = 16,149,598.07 × 8,040,695.28
  4. Step 4: Simplify right side
    11,699,666.57x = 129,853,996,935,142.64
  5. Step 5: Solve for x
    x = 129,853,996,935,142.64/11,699,666.57
  6. Step 6: Final answer
    x = 11,098,948.52

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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.