Home / 7,442,337.69-11,156,420.61-2,390,105.25

Finding the Fourth Proportional to 7,442,337.69, 11,156,420.61 and 2,390,105.25

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Solution

The fourth proportional to 7,442,337.69, 11,156,420.61 and 2,390,105.25 is: 3,582,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,337.69 : 11,156,420.61 = 2,390,105.25 : x
  2. Step 2: Convert to fraction form
    7,442,337.69/11,156,420.61 = 2,390,105.25/x
  3. Step 3: Cross multiply
    7,442,337.69x = 11,156,420.61 × 2,390,105.25
  4. Step 4: Simplify right side
    7,442,337.69x = 26,665,019,471,169.20
  5. Step 5: Solve for x
    x = 26,665,019,471,169.20/7,442,337.69
  6. Step 6: Final answer
    x = 3,582,882.23

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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.