Home / 54,290,333.58-81,434,789.59-13,350,126.12

Finding the Fourth Proportional to 54,290,333.58, 81,434,789.59 and 13,350,126.12

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Solution

The fourth proportional to 54,290,333.58, 81,434,789.59 and 13,350,126.12 is: 20,025,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290,333.58 : 81,434,789.59 = 13,350,126.12 : x
  2. Step 2: Convert to fraction form
    54,290,333.58/81,434,789.59 = 13,350,126.12/x
  3. Step 3: Cross multiply
    54,290,333.58x = 81,434,789.59 × 13,350,126.12
  4. Step 4: Simplify right side
    54,290,333.58x = 1,087,164,711,582,163.12
  5. Step 5: Solve for x
    x = 1,087,164,711,582,163.12/54,290,333.58
  6. Step 6: Final answer
    x = 20,025,014.40

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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.