Home / 71,828,542.17-107,742,814.17-17,241,127.56

Finding the Fourth Proportional to 71,828,542.17, 107,742,814.17 and 17,241,127.56

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Solution

The fourth proportional to 71,828,542.17, 107,742,814.17 and 17,241,127.56 is: 25,861,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,828,542.17 : 107,742,814.17 = 17,241,127.56 : x
  2. Step 2: Convert to fraction form
    71,828,542.17/107,742,814.17 = 17,241,127.56/x
  3. Step 3: Cross multiply
    71,828,542.17x = 107,742,814.17 × 17,241,127.56
  4. Step 4: Simplify right side
    71,828,542.17x = 1,857,607,602,778,345.50
  5. Step 5: Solve for x
    x = 1,857,607,602,778,345.50/71,828,542.17
  6. Step 6: Final answer
    x = 25,861,691.56

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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.