Home / 12,953,637-17,876,105.66-7,073,312.04

Finding the Fourth Proportional to 12,953,637, 17,876,105.66 and 7,073,312.04

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Solution

The fourth proportional to 12,953,637, 17,876,105.66 and 7,073,312.04 is: 9,761,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,637 : 17,876,105.66 = 7,073,312.04 : x
  2. Step 2: Convert to fraction form
    12,953,637/17,876,105.66 = 7,073,312.04/x
  3. Step 3: Cross multiply
    12,953,637x = 17,876,105.66 × 7,073,312.04
  4. Step 4: Simplify right side
    12,953,637x = 126,443,273,393,190.14
  5. Step 5: Solve for x
    x = 126,443,273,393,190.14/12,953,637
  6. Step 6: Final answer
    x = 9,761,217.90

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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.