Home / 54,066,514.80-81,108,617.40-17,664,337.20

Finding the Fourth Proportional to 54,066,514.80, 81,108,617.40 and 17,664,337.20

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Solution

The fourth proportional to 54,066,514.80, 81,108,617.40 and 17,664,337.20 is: 26,499,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066,514.80 : 81,108,617.40 = 17,664,337.20 : x
  2. Step 2: Convert to fraction form
    54,066,514.80/81,108,617.40 = 17,664,337.20/x
  3. Step 3: Cross multiply
    54,066,514.80x = 81,108,617.40 × 17,664,337.20
  4. Step 4: Simplify right side
    54,066,514.80x = 1,432,729,967,579,387.25
  5. Step 5: Solve for x
    x = 1,432,729,967,579,387.25/54,066,514.80
  6. Step 6: Final answer
    x = 26,499,395.66

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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.