Home / 25,456,079.16-35,129,480.22-13,853,781.72

Finding the Fourth Proportional to 25,456,079.16, 35,129,480.22 and 13,853,781.72

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Solution

The fourth proportional to 25,456,079.16, 35,129,480.22 and 13,853,781.72 is: 19,118,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456,079.16 : 35,129,480.22 = 13,853,781.72 : x
  2. Step 2: Convert to fraction form
    25,456,079.16/35,129,480.22 = 13,853,781.72/x
  3. Step 3: Cross multiply
    25,456,079.16x = 35,129,480.22 × 13,853,781.72
  4. Step 4: Simplify right side
    25,456,079.16x = 486,676,150,904,937.56
  5. Step 5: Solve for x
    x = 486,676,150,904,937.56/25,456,079.16
  6. Step 6: Final answer
    x = 19,118,268.29

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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.