Home / 13,240,296.65-18,279,761.09-10,498,061.09

Finding the Fourth Proportional to 13,240,296.65, 18,279,761.09 and 10,498,061.09

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Solution

The fourth proportional to 13,240,296.65, 18,279,761.09 and 10,498,061.09 is: 14,493,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240,296.65 : 18,279,761.09 = 10,498,061.09 : x
  2. Step 2: Convert to fraction form
    13,240,296.65/18,279,761.09 = 10,498,061.09/x
  3. Step 3: Cross multiply
    13,240,296.65x = 18,279,761.09 × 10,498,061.09
  4. Step 4: Simplify right side
    13,240,296.65x = 191,902,048,489,535.91
  5. Step 5: Solve for x
    x = 191,902,048,489,535.91/13,240,296.65
  6. Step 6: Final answer
    x = 14,493,787.69

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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.