Home / 7,541,720.91-10,407,809.21-4,278,673.17

Finding the Fourth Proportional to 7,541,720.91, 10,407,809.21 and 4,278,673.17

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Solution

The fourth proportional to 7,541,720.91, 10,407,809.21 and 4,278,673.17 is: 5,904,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541,720.91 : 10,407,809.21 = 4,278,673.17 : x
  2. Step 2: Convert to fraction form
    7,541,720.91/10,407,809.21 = 4,278,673.17/x
  3. Step 3: Cross multiply
    7,541,720.91x = 10,407,809.21 × 4,278,673.17
  4. Step 4: Simplify right side
    7,541,720.91x = 44,531,614,003,912.53
  5. Step 5: Solve for x
    x = 44,531,614,003,912.53/7,541,720.91
  6. Step 6: Final answer
    x = 5,904,701.93

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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.