Home / 40,321,846.60-60,444,062.70-13,381,635.40

Finding the Fourth Proportional to 40,321,846.60, 60,444,062.70 and 13,381,635.40

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Solution

The fourth proportional to 40,321,846.60, 60,444,062.70 and 13,381,635.40 is: 20,059,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,846.60 : 60,444,062.70 = 13,381,635.40 : x
  2. Step 2: Convert to fraction form
    40,321,846.60/60,444,062.70 = 13,381,635.40/x
  3. Step 3: Cross multiply
    40,321,846.60x = 60,444,062.70 × 13,381,635.40
  4. Step 4: Simplify right side
    40,321,846.60x = 808,840,409,146,139.62
  5. Step 5: Solve for x
    x = 808,840,409,146,139.62/40,321,846.60
  6. Step 6: Final answer
    x = 20,059,607.32

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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.