Home / 15,664,729.76-23,514,278.16-12,446,952.56

Finding the Fourth Proportional to 15,664,729.76, 23,514,278.16 and 12,446,952.56

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Solution

The fourth proportional to 15,664,729.76, 23,514,278.16 and 12,446,952.56 is: 18,684,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664,729.76 : 23,514,278.16 = 12,446,952.56 : x
  2. Step 2: Convert to fraction form
    15,664,729.76/23,514,278.16 = 12,446,952.56/x
  3. Step 3: Cross multiply
    15,664,729.76x = 23,514,278.16 × 12,446,952.56
  4. Step 4: Simplify right side
    15,664,729.76x = 292,681,104,740,164.12
  5. Step 5: Solve for x
    x = 292,681,104,740,164.12/15,664,729.76
  6. Step 6: Final answer
    x = 18,684,082.60

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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.