Home / 71,218,166.40-106,827,249.60-25,763,558.40

Finding the Fourth Proportional to 71,218,166.40, 106,827,249.60 and 25,763,558.40

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Solution

The fourth proportional to 71,218,166.40, 106,827,249.60 and 25,763,558.40 is: 38,645,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,218,166.40 : 106,827,249.60 = 25,763,558.40 : x
  2. Step 2: Convert to fraction form
    71,218,166.40/106,827,249.60 = 25,763,558.40/x
  3. Step 3: Cross multiply
    71,218,166.40x = 106,827,249.60 × 25,763,558.40
  4. Step 4: Simplify right side
    71,218,166.40x = 2,752,250,083,780,976.50
  5. Step 5: Solve for x
    x = 2,752,250,083,780,976.50/71,218,166.40
  6. Step 6: Final answer
    x = 38,645,337.60

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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.