Home / 7,414,061.40-11,121,092.10-4,428,077.40

Finding the Fourth Proportional to 7,414,061.40, 11,121,092.10 and 4,428,077.40

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Solution

The fourth proportional to 7,414,061.40, 11,121,092.10 and 4,428,077.40 is: 6,642,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414,061.40 : 11,121,092.10 = 4,428,077.40 : x
  2. Step 2: Convert to fraction form
    7,414,061.40/11,121,092.10 = 4,428,077.40/x
  3. Step 3: Cross multiply
    7,414,061.40x = 11,121,092.10 × 4,428,077.40
  4. Step 4: Simplify right side
    7,414,061.40x = 49,245,056,591,328.54
  5. Step 5: Solve for x
    x = 49,245,056,591,328.54/7,414,061.40
  6. Step 6: Final answer
    x = 6,642,116.10

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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.