Home / 25,704,710.43-38,563,447.37-12,756,937.92

Finding the Fourth Proportional to 25,704,710.43, 38,563,447.37 and 12,756,937.92

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Solution

The fourth proportional to 25,704,710.43, 38,563,447.37 and 12,756,937.92 is: 19,138,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704,710.43 : 38,563,447.37 = 12,756,937.92 : x
  2. Step 2: Convert to fraction form
    25,704,710.43/38,563,447.37 = 12,756,937.92/x
  3. Step 3: Cross multiply
    25,704,710.43x = 38,563,447.37 × 12,756,937.92
  4. Step 4: Simplify right side
    25,704,710.43x = 491,951,504,016,492.62
  5. Step 5: Solve for x
    x = 491,951,504,016,492.62/25,704,710.43
  6. Step 6: Final answer
    x = 19,138,574.05

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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.