Home / 31,218,355.38-46,815,898.22-10,742,349.18

Finding the Fourth Proportional to 31,218,355.38, 46,815,898.22 and 10,742,349.18

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Solution

The fourth proportional to 31,218,355.38, 46,815,898.22 and 10,742,349.18 is: 16,109,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218,355.38 : 46,815,898.22 = 10,742,349.18 : x
  2. Step 2: Convert to fraction form
    31,218,355.38/46,815,898.22 = 10,742,349.18/x
  3. Step 3: Cross multiply
    31,218,355.38x = 46,815,898.22 × 10,742,349.18
  4. Step 4: Simplify right side
    31,218,355.38x = 502,912,725,854,580.44
  5. Step 5: Solve for x
    x = 502,912,725,854,580.44/31,218,355.38
  6. Step 6: Final answer
    x = 16,109,520.18

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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.