Home / 10,161,167.18-14,022,423.95-5,514,951.96

Finding the Fourth Proportional to 10,161,167.18, 14,022,423.95 and 5,514,951.96

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Solution

The fourth proportional to 10,161,167.18, 14,022,423.95 and 5,514,951.96 is: 7,610,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,167.18 : 14,022,423.95 = 5,514,951.96 : x
  2. Step 2: Convert to fraction form
    10,161,167.18/14,022,423.95 = 5,514,951.96/x
  3. Step 3: Cross multiply
    10,161,167.18x = 14,022,423.95 × 5,514,951.96
  4. Step 4: Simplify right side
    10,161,167.18x = 77,332,994,419,428.69
  5. Step 5: Solve for x
    x = 77,332,994,419,428.69/10,161,167.18
  6. Step 6: Final answer
    x = 7,610,640.89

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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.