Home / 9,235,355.69-12,744,808.13-5,160,974.69

Finding the Fourth Proportional to 9,235,355.69, 12,744,808.13 and 5,160,974.69

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Solution

The fourth proportional to 9,235,355.69, 12,744,808.13 and 5,160,974.69 is: 7,122,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235,355.69 : 12,744,808.13 = 5,160,974.69 : x
  2. Step 2: Convert to fraction form
    9,235,355.69/12,744,808.13 = 5,160,974.69/x
  3. Step 3: Cross multiply
    9,235,355.69x = 12,744,808.13 × 5,160,974.69
  4. Step 4: Simplify right side
    9,235,355.69x = 65,775,632,187,836.24
  5. Step 5: Solve for x
    x = 65,775,632,187,836.24/9,235,355.69
  6. Step 6: Final answer
    x = 7,122,154.73

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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.