Home / 7,541,733.76-10,407,826.80-4,278,685.92

Finding the Fourth Proportional to 7,541,733.76, 10,407,826.80 and 4,278,685.92

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Solution

The fourth proportional to 7,541,733.76, 10,407,826.80 and 4,278,685.92 is: 5,904,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541,733.76 : 10,407,826.80 = 4,278,685.92 : x
  2. Step 2: Convert to fraction form
    7,541,733.76/10,407,826.80 = 4,278,685.92/x
  3. Step 3: Cross multiply
    7,541,733.76x = 10,407,826.80 × 4,278,685.92
  4. Step 4: Simplify right side
    7,541,733.76x = 44,531,821,986,958.66
  5. Step 5: Solve for x
    x = 44,531,821,986,958.66/7,541,733.76
  6. Step 6: Final answer
    x = 5,904,719.45

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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.