Home / 29,385,645.60-44,078,468.40-21,260,503.20

Finding the Fourth Proportional to 29,385,645.60, 44,078,468.40 and 21,260,503.20

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Solution

The fourth proportional to 29,385,645.60, 44,078,468.40 and 21,260,503.20 is: 31,890,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385,645.60 : 44,078,468.40 = 21,260,503.20 : x
  2. Step 2: Convert to fraction form
    29,385,645.60/44,078,468.40 = 21,260,503.20/x
  3. Step 3: Cross multiply
    29,385,645.60x = 44,078,468.40 × 21,260,503.20
  4. Step 4: Simplify right side
    29,385,645.60x = 937,130,418,469,298.88
  5. Step 5: Solve for x
    x = 937,130,418,469,298.88/29,385,645.60
  6. Step 6: Final answer
    x = 31,890,754.80

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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.