Home / 52,148,294.94-71,972,144.64-31,241,221.92

Finding the Fourth Proportional to 52,148,294.94, 71,972,144.64 and 31,241,221.92

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Solution

The fourth proportional to 52,148,294.94, 71,972,144.64 and 31,241,221.92 is: 43,117,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148,294.94 : 71,972,144.64 = 31,241,221.92 : x
  2. Step 2: Convert to fraction form
    52,148,294.94/71,972,144.64 = 31,241,221.92/x
  3. Step 3: Cross multiply
    52,148,294.94x = 71,972,144.64 × 31,241,221.92
  4. Step 4: Simplify right side
    52,148,294.94x = 2,248,497,742,756,578.75
  5. Step 5: Solve for x
    x = 2,248,497,742,756,578.75/52,148,294.94
  6. Step 6: Final answer
    x = 43,117,377.96

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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.