Home / 10,752,805.10-16,129,207.65-7,169,624.30

Finding the Fourth Proportional to 10,752,805.10, 16,129,207.65 and 7,169,624.30

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Solution

The fourth proportional to 10,752,805.10, 16,129,207.65 and 7,169,624.30 is: 10,754,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,805.10 : 16,129,207.65 = 7,169,624.30 : x
  2. Step 2: Convert to fraction form
    10,752,805.10/16,129,207.65 = 7,169,624.30/x
  3. Step 3: Cross multiply
    10,752,805.10x = 16,129,207.65 × 7,169,624.30
  4. Step 4: Simplify right side
    10,752,805.10x = 115,640,359,107,185.89
  5. Step 5: Solve for x
    x = 115,640,359,107,185.89/10,752,805.10
  6. Step 6: Final answer
    x = 10,754,436.45

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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.