Home / 7,175,040.67-9,899,072.13-4,598,142.31

Finding the Fourth Proportional to 7,175,040.67, 9,899,072.13 and 4,598,142.31

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Solution

The fourth proportional to 7,175,040.67, 9,899,072.13 and 4,598,142.31 is: 6,343,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,040.67 : 9,899,072.13 = 4,598,142.31 : x
  2. Step 2: Convert to fraction form
    7,175,040.67/9,899,072.13 = 4,598,142.31/x
  3. Step 3: Cross multiply
    7,175,040.67x = 9,899,072.13 × 4,598,142.31
  4. Step 4: Simplify right side
    7,175,040.67x = 45,517,342,390,694.82
  5. Step 5: Solve for x
    x = 45,517,342,390,694.82/7,175,040.67
  6. Step 6: Final answer
    x = 6,343,844.51

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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.