Home / 17,739,115.20-26,600,896.80-8,151,307.20

Finding the Fourth Proportional to 17,739,115.20, 26,600,896.80 and 8,151,307.20

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Solution

The fourth proportional to 17,739,115.20, 26,600,896.80 and 8,151,307.20 is: 12,223,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,115.20 : 26,600,896.80 = 8,151,307.20 : x
  2. Step 2: Convert to fraction form
    17,739,115.20/26,600,896.80 = 8,151,307.20/x
  3. Step 3: Cross multiply
    17,739,115.20x = 26,600,896.80 × 8,151,307.20
  4. Step 4: Simplify right side
    17,739,115.20x = 216,832,081,612,296.97
  5. Step 5: Solve for x
    x = 216,832,081,612,296.97/17,739,115.20
  6. Step 6: Final answer
    x = 12,223,387.65

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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.