Home / 44,456,861.60-66,722,617.20-20,233,066.40

Finding the Fourth Proportional to 44,456,861.60, 66,722,617.20 and 20,233,066.40

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Solution

The fourth proportional to 44,456,861.60, 66,722,617.20 and 20,233,066.40 is: 30,366,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,456,861.60 : 66,722,617.20 = 20,233,066.40 : x
  2. Step 2: Convert to fraction form
    44,456,861.60/66,722,617.20 = 20,233,066.40/x
  3. Step 3: Cross multiply
    44,456,861.60x = 66,722,617.20 × 20,233,066.40
  4. Step 4: Simplify right side
    44,456,861.60x = 1,350,003,144,189,382
  5. Step 5: Solve for x
    x = 1,350,003,144,189,382/44,456,861.60
  6. Step 6: Final answer
    x = 30,366,586.75

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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.