Home / 42,667,428.38-58,881,207.29-23,088,316.95

Finding the Fourth Proportional to 42,667,428.38, 58,881,207.29 and 23,088,316.95

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Solution

The fourth proportional to 42,667,428.38, 58,881,207.29 and 23,088,316.95 is: 31,861,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,667,428.38 : 58,881,207.29 = 23,088,316.95 : x
  2. Step 2: Convert to fraction form
    42,667,428.38/58,881,207.29 = 23,088,316.95/x
  3. Step 3: Cross multiply
    42,667,428.38x = 58,881,207.29 × 23,088,316.95
  4. Step 4: Simplify right side
    42,667,428.38x = 1,359,467,976,194,728.75
  5. Step 5: Solve for x
    x = 1,359,467,976,194,728.75/42,667,428.38
  6. Step 6: Final answer
    x = 31,861,961.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.