Home / 15,344,706.15-21,174,186.92-8,468,744.13

Finding the Fourth Proportional to 15,344,706.15, 21,174,186.92 and 8,468,744.13

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Solution

The fourth proportional to 15,344,706.15, 21,174,186.92 and 8,468,744.13 is: 11,686,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344,706.15 : 21,174,186.92 = 8,468,744.13 : x
  2. Step 2: Convert to fraction form
    15,344,706.15/21,174,186.92 = 8,468,744.13/x
  3. Step 3: Cross multiply
    15,344,706.15x = 21,174,186.92 × 8,468,744.13
  4. Step 4: Simplify right side
    15,344,706.15x = 179,318,771,143,929.06
  5. Step 5: Solve for x
    x = 179,318,771,143,929.06/15,344,706.15
  6. Step 6: Final answer
    x = 11,686,034.87

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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.