Home / 31,541,691.12-43,526,557.08-17,790,457.20

Finding the Fourth Proportional to 31,541,691.12, 43,526,557.08 and 17,790,457.20

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Solution

The fourth proportional to 31,541,691.12, 43,526,557.08 and 17,790,457.20 is: 24,550,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,541,691.12 : 43,526,557.08 = 17,790,457.20 : x
  2. Step 2: Convert to fraction form
    31,541,691.12/43,526,557.08 = 17,790,457.20/x
  3. Step 3: Cross multiply
    31,541,691.12x = 43,526,557.08 × 17,790,457.20
  4. Step 4: Simplify right side
    31,541,691.12x = 774,357,350,795,096.88
  5. Step 5: Solve for x
    x = 774,357,350,795,096.88/31,541,691.12
  6. Step 6: Final answer
    x = 24,550,280.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.