Home / 52,387,310.40-78,580,965.60-39,632,726.40

Finding the Fourth Proportional to 52,387,310.40, 78,580,965.60 and 39,632,726.40

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Solution

The fourth proportional to 52,387,310.40, 78,580,965.60 and 39,632,726.40 is: 59,449,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,387,310.40 : 78,580,965.60 = 39,632,726.40 : x
  2. Step 2: Convert to fraction form
    52,387,310.40/78,580,965.60 = 39,632,726.40/x
  3. Step 3: Cross multiply
    52,387,310.40x = 78,580,965.60 × 39,632,726.40
  4. Step 4: Simplify right side
    52,387,310.40x = 3,114,377,909,872,611.50
  5. Step 5: Solve for x
    x = 3,114,377,909,872,611.50/52,387,310.40
  6. Step 6: Final answer
    x = 59,449,089.60

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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.