Home / 54,608,068.40-81,897,172.68-20,526,793.52

Finding the Fourth Proportional to 54,608,068.40, 81,897,172.68 and 20,526,793.52

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Solution

The fourth proportional to 54,608,068.40, 81,897,172.68 and 20,526,793.52 is: 30,784,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608,068.40 : 81,897,172.68 = 20,526,793.52 : x
  2. Step 2: Convert to fraction form
    54,608,068.40/81,897,172.68 = 20,526,793.52/x
  3. Step 3: Cross multiply
    54,608,068.40x = 81,897,172.68 × 20,526,793.52
  4. Step 4: Simplify right side
    54,608,068.40x = 1,681,086,353,474,145.25
  5. Step 5: Solve for x
    x = 1,681,086,353,474,145.25/54,608,068.40
  6. Step 6: Final answer
    x = 30,784,578.23

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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.