Home / 52,005,908.60-78,008,862.90-25,132,052.60

Finding the Fourth Proportional to 52,005,908.60, 78,008,862.90 and 25,132,052.60

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Solution

The fourth proportional to 52,005,908.60, 78,008,862.90 and 25,132,052.60 is: 37,698,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,005,908.60 : 78,008,862.90 = 25,132,052.60 : x
  2. Step 2: Convert to fraction form
    52,005,908.60/78,008,862.90 = 25,132,052.60/x
  3. Step 3: Cross multiply
    52,005,908.60x = 78,008,862.90 × 25,132,052.60
  4. Step 4: Simplify right side
    52,005,908.60x = 1,960,522,845,668,988.75
  5. Step 5: Solve for x
    x = 1,960,522,845,668,988.75/52,005,908.60
  6. Step 6: Final answer
    x = 37,698,078.90

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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.