Home / 7,518,705.28-10,375,534.96-4,080,872.48

Finding the Fourth Proportional to 7,518,705.28, 10,375,534.96 and 4,080,872.48

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Solution

The fourth proportional to 7,518,705.28, 10,375,534.96 and 4,080,872.48 is: 5,631,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,705.28 : 10,375,534.96 = 4,080,872.48 : x
  2. Step 2: Convert to fraction form
    7,518,705.28/10,375,534.96 = 4,080,872.48/x
  3. Step 3: Cross multiply
    7,518,705.28x = 10,375,534.96 × 4,080,872.48
  4. Step 4: Simplify right side
    7,518,705.28x = 42,341,235,083,541.91
  5. Step 5: Solve for x
    x = 42,341,235,083,541.91/7,518,705.28
  6. Step 6: Final answer
    x = 5,631,452.96

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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.