Home / 7,343,960.78-10,134,464.45-4,080,691.71

Finding the Fourth Proportional to 7,343,960.78, 10,134,464.45 and 4,080,691.71

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Solution

The fourth proportional to 7,343,960.78, 10,134,464.45 and 4,080,691.71 is: 5,631,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,960.78 : 10,134,464.45 = 4,080,691.71 : x
  2. Step 2: Convert to fraction form
    7,343,960.78/10,134,464.45 = 4,080,691.71/x
  3. Step 3: Cross multiply
    7,343,960.78x = 10,134,464.45 × 4,080,691.71
  4. Step 4: Simplify right side
    7,343,960.78x = 41,355,625,046,001.25
  5. Step 5: Solve for x
    x = 41,355,625,046,001.25/7,343,960.78
  6. Step 6: Final answer
    x = 5,631,242.63

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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.