Home / 40,003,832.40-60,005,748.60-38,436,190.80

Finding the Fourth Proportional to 40,003,832.40, 60,005,748.60 and 38,436,190.80

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Solution

The fourth proportional to 40,003,832.40, 60,005,748.60 and 38,436,190.80 is: 57,654,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003,832.40 : 60,005,748.60 = 38,436,190.80 : x
  2. Step 2: Convert to fraction form
    40,003,832.40/60,005,748.60 = 38,436,190.80/x
  3. Step 3: Cross multiply
    40,003,832.40x = 60,005,748.60 × 38,436,190.80
  4. Step 4: Simplify right side
    40,003,832.40x = 2,306,392,402,286,433
  5. Step 5: Solve for x
    x = 2,306,392,402,286,433/40,003,832.40
  6. Step 6: Final answer
    x = 57,654,286.20

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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.