Home / 43,105,732.97-64,667,117.22-15,812,279.15

Finding the Fourth Proportional to 43,105,732.97, 64,667,117.22 and 15,812,279.15

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Solution

The fourth proportional to 43,105,732.97, 64,667,117.22 and 15,812,279.15 is: 23,721,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,105,732.97 : 64,667,117.22 = 15,812,279.15 : x
  2. Step 2: Convert to fraction form
    43,105,732.97/64,667,117.22 = 15,812,279.15/x
  3. Step 3: Cross multiply
    43,105,732.97x = 64,667,117.22 × 15,812,279.15
  4. Step 4: Simplify right side
    43,105,732.97x = 1,022,534,509,308,412
  5. Step 5: Solve for x
    x = 1,022,534,509,308,412/43,105,732.97
  6. Step 6: Final answer
    x = 23,721,543.26

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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.