Home / 52,488,135.70-78,732,203.55-26,660,103.10

Finding the Fourth Proportional to 52,488,135.70, 78,732,203.55 and 26,660,103.10

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Solution

The fourth proportional to 52,488,135.70, 78,732,203.55 and 26,660,103.10 is: 39,990,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,135.70 : 78,732,203.55 = 26,660,103.10 : x
  2. Step 2: Convert to fraction form
    52,488,135.70/78,732,203.55 = 26,660,103.10/x
  3. Step 3: Cross multiply
    52,488,135.70x = 78,732,203.55 × 26,660,103.10
  4. Step 4: Simplify right side
    52,488,135.70x = 2,099,008,663,933,186
  5. Step 5: Solve for x
    x = 2,099,008,663,933,186/52,488,135.70
  6. Step 6: Final answer
    x = 39,990,154.65

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Similar ratio
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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.