Home / 7,944,807.48-11,912,082.68-3,398,821.80

Finding the Fourth Proportional to 7,944,807.48, 11,912,082.68 and 3,398,821.80

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Solution

The fourth proportional to 7,944,807.48, 11,912,082.68 and 3,398,821.80 is: 5,096,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944,807.48 : 11,912,082.68 = 3,398,821.80 : x
  2. Step 2: Convert to fraction form
    7,944,807.48/11,912,082.68 = 3,398,821.80/x
  3. Step 3: Cross multiply
    7,944,807.48x = 11,912,082.68 × 3,398,821.80
  4. Step 4: Simplify right side
    7,944,807.48x = 40,487,046,260,013.16
  5. Step 5: Solve for x
    x = 40,487,046,260,013.16/7,944,807.48
  6. Step 6: Final answer
    x = 5,096,038.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.