Home / 7,175,045.73-9,899,079.12-4,598,147.37

Finding the Fourth Proportional to 7,175,045.73, 9,899,079.12 and 4,598,147.37

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Solution

The fourth proportional to 7,175,045.73, 9,899,079.12 and 4,598,147.37 is: 6,343,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,045.73 : 9,899,079.12 = 4,598,147.37 : x
  2. Step 2: Convert to fraction form
    7,175,045.73/9,899,079.12 = 4,598,147.37/x
  3. Step 3: Cross multiply
    7,175,045.73x = 9,899,079.12 × 4,598,147.37
  4. Step 4: Simplify right side
    7,175,045.73x = 45,517,424,621,049.91
  5. Step 5: Solve for x
    x = 45,517,424,621,049.91/7,175,045.73
  6. Step 6: Final answer
    x = 6,343,851.50

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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.