Home / 25,428,251.08-38,147,068.14-8,390,101.96

Finding the Fourth Proportional to 25,428,251.08, 38,147,068.14 and 8,390,101.96

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Solution

The fourth proportional to 25,428,251.08, 38,147,068.14 and 8,390,101.96 is: 12,586,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428,251.08 : 38,147,068.14 = 8,390,101.96 : x
  2. Step 2: Convert to fraction form
    25,428,251.08/38,147,068.14 = 8,390,101.96/x
  3. Step 3: Cross multiply
    25,428,251.08x = 38,147,068.14 × 8,390,101.96
  4. Step 4: Simplify right side
    25,428,251.08x = 320,057,791,169,667.56
  5. Step 5: Solve for x
    x = 320,057,791,169,667.56/25,428,251.08
  6. Step 6: Final answer
    x = 12,586,700.92

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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.