Home / 54,290,337.52-81,434,795.49-13,350,130.06

Finding the Fourth Proportional to 54,290,337.52, 81,434,795.49 and 13,350,130.06

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Solution

The fourth proportional to 54,290,337.52, 81,434,795.49 and 13,350,130.06 is: 20,025,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290,337.52 : 81,434,795.49 = 13,350,130.06 : x
  2. Step 2: Convert to fraction form
    54,290,337.52/81,434,795.49 = 13,350,130.06/x
  3. Step 3: Cross multiply
    54,290,337.52x = 81,434,795.49 × 13,350,130.06
  4. Step 4: Simplify right side
    54,290,337.52x = 1,087,165,111,201,001.38
  5. Step 5: Solve for x
    x = 1,087,165,111,201,001.38/54,290,337.52
  6. Step 6: Final answer
    x = 20,025,020.30

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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.