Home / 10,917,486-15,061,260.96-6,331,151.52

Finding the Fourth Proportional to 10,917,486, 15,061,260.96 and 6,331,151.52

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Solution

The fourth proportional to 10,917,486, 15,061,260.96 and 6,331,151.52 is: 8,734,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,486 : 15,061,260.96 = 6,331,151.52 : x
  2. Step 2: Convert to fraction form
    10,917,486/15,061,260.96 = 6,331,151.52/x
  3. Step 3: Cross multiply
    10,917,486x = 15,061,260.96 × 6,331,151.52
  4. Step 4: Simplify right side
    10,917,486x = 95,355,125,220,020.66
  5. Step 5: Solve for x
    x = 95,355,125,220,020.66/10,917,486
  6. Step 6: Final answer
    x = 8,734,165.10

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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.