Home / 25,704,711.43-38,563,448.87-12,756,938.92

Finding the Fourth Proportional to 25,704,711.43, 38,563,448.87 and 12,756,938.92

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Solution

The fourth proportional to 25,704,711.43, 38,563,448.87 and 12,756,938.92 is: 19,138,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704,711.43 : 38,563,448.87 = 12,756,938.92 : x
  2. Step 2: Convert to fraction form
    25,704,711.43/38,563,448.87 = 12,756,938.92/x
  3. Step 3: Cross multiply
    25,704,711.43x = 38,563,448.87 × 12,756,938.92
  4. Step 4: Simplify right side
    25,704,711.43x = 491,951,561,779,133
  5. Step 5: Solve for x
    x = 491,951,561,779,133/25,704,711.43
  6. Step 6: Final answer
    x = 19,138,575.55

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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.