Home / 29,073,373.60-43,610,060.40-20,003,447.20

Finding the Fourth Proportional to 29,073,373.60, 43,610,060.40 and 20,003,447.20

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Solution

The fourth proportional to 29,073,373.60, 43,610,060.40 and 20,003,447.20 is: 30,005,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073,373.60 : 43,610,060.40 = 20,003,447.20 : x
  2. Step 2: Convert to fraction form
    29,073,373.60/43,610,060.40 = 20,003,447.20/x
  3. Step 3: Cross multiply
    29,073,373.60x = 43,610,060.40 × 20,003,447.20
  4. Step 4: Simplify right side
    29,073,373.60x = 872,351,540,600,210.88
  5. Step 5: Solve for x
    x = 872,351,540,600,210.88/29,073,373.60
  6. Step 6: Final answer
    x = 30,005,170.80

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1.5x scale

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.