Home / 86,712,249.97-130,055,714.04-25,284,902.05

Finding the Fourth Proportional to 86,712,249.97, 130,055,714.04 and 25,284,902.05

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Solution

The fourth proportional to 86,712,249.97, 130,055,714.04 and 25,284,902.05 is: 37,923,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,712,249.97 : 130,055,714.04 = 25,284,902.05 : x
  2. Step 2: Convert to fraction form
    86,712,249.97/130,055,714.04 = 25,284,902.05/x
  3. Step 3: Cross multiply
    86,712,249.97x = 130,055,714.04 × 25,284,902.05
  4. Step 4: Simplify right side
    86,712,249.97x = 3,288,445,989,893,931.50
  5. Step 5: Solve for x
    x = 3,288,445,989,893,931.50/86,712,249.97
  6. Step 6: Final answer
    x = 37,923,661.20

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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.