Home / 52,149,452.40-78,223,789.80-15,757,772.40

Finding the Fourth Proportional to 52,149,452.40, 78,223,789.80 and 15,757,772.40

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Solution

The fourth proportional to 52,149,452.40, 78,223,789.80 and 15,757,772.40 is: 23,636,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149,452.40 : 78,223,789.80 = 15,757,772.40 : x
  2. Step 2: Convert to fraction form
    52,149,452.40/78,223,789.80 = 15,757,772.40/x
  3. Step 3: Cross multiply
    52,149,452.40x = 78,223,789.80 × 15,757,772.40
  4. Step 4: Simplify right side
    52,149,452.40x = 1,232,632,675,933,841.50
  5. Step 5: Solve for x
    x = 1,232,632,675,933,841.50/52,149,452.40
  6. Step 6: Final answer
    x = 23,636,541.12

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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.