Home / 54,290,333.52-81,434,789.51-13,350,126.06

Finding the Fourth Proportional to 54,290,333.52, 81,434,789.51 and 13,350,126.06

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Solution

The fourth proportional to 54,290,333.52, 81,434,789.51 and 13,350,126.06 is: 20,025,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290,333.52 : 81,434,789.51 = 13,350,126.06 : x
  2. Step 2: Convert to fraction form
    54,290,333.52/81,434,789.51 = 13,350,126.06/x
  3. Step 3: Cross multiply
    54,290,333.52x = 81,434,789.51 × 13,350,126.06
  4. Step 4: Simplify right side
    54,290,333.52x = 1,087,164,705,561,315
  5. Step 5: Solve for x
    x = 1,087,164,705,561,315/54,290,333.52
  6. Step 6: Final answer
    x = 20,025,014.31

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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.