Home / 25,704,709.43-38,563,445.87-12,756,936.92

Finding the Fourth Proportional to 25,704,709.43, 38,563,445.87 and 12,756,936.92

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Solution

The fourth proportional to 25,704,709.43, 38,563,445.87 and 12,756,936.92 is: 19,138,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704,709.43 : 38,563,445.87 = 12,756,936.92 : x
  2. Step 2: Convert to fraction form
    25,704,709.43/38,563,445.87 = 12,756,936.92/x
  3. Step 3: Cross multiply
    25,704,709.43x = 38,563,445.87 × 12,756,936.92
  4. Step 4: Simplify right side
    25,704,709.43x = 491,951,446,317,639.88
  5. Step 5: Solve for x
    x = 491,951,446,317,639.88/25,704,709.43
  6. Step 6: Final answer
    x = 19,138,572.55

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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.