Home / 15,459,644.64-23,085,360.61-12,625,379.04

Finding the Fourth Proportional to 15,459,644.64, 23,085,360.61 and 12,625,379.04

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Solution

The fourth proportional to 15,459,644.64, 23,085,360.61 and 12,625,379.04 is: 18,853,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,644.64 : 23,085,360.61 = 12,625,379.04 : x
  2. Step 2: Convert to fraction form
    15,459,644.64/23,085,360.61 = 12,625,379.04/x
  3. Step 3: Cross multiply
    15,459,644.64x = 23,085,360.61 × 12,625,379.04
  4. Step 4: Simplify right side
    15,459,644.64x = 291,461,427,976,335.56
  5. Step 5: Solve for x
    x = 291,461,427,976,335.56/15,459,644.64
  6. Step 6: Final answer
    x = 18,853,048.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.