Home / 41,474,986.40-62,287,129.20-30,128,247.20

Finding the Fourth Proportional to 41,474,986.40, 62,287,129.20 and 30,128,247.20

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Solution

The fourth proportional to 41,474,986.40, 62,287,129.20 and 30,128,247.20 is: 45,246,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,474,986.40 : 62,287,129.20 = 30,128,247.20 : x
  2. Step 2: Convert to fraction form
    41,474,986.40/62,287,129.20 = 30,128,247.20/x
  3. Step 3: Cross multiply
    41,474,986.40x = 62,287,129.20 × 30,128,247.20
  4. Step 4: Simplify right side
    41,474,986.40x = 1,876,602,025,915,938.25
  5. Step 5: Solve for x
    x = 1,876,602,025,915,938.25/41,474,986.40
  6. Step 6: Final answer
    x = 45,246,597.74

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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.