Home / 8,578,077.75-11,840,404.50-5,522,292

Finding the Fourth Proportional to 8,578,077.75, 11,840,404.50 and 5,522,292

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Solution

The fourth proportional to 8,578,077.75, 11,840,404.50 and 5,522,292 is: 7,622,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,077.75 : 11,840,404.50 = 5,522,292 : x
  2. Step 2: Convert to fraction form
    8,578,077.75/11,840,404.50 = 5,522,292/x
  3. Step 3: Cross multiply
    8,578,077.75x = 11,840,404.50 × 5,522,292
  4. Step 4: Simplify right side
    8,578,077.75x = 65,386,171,047,114
  5. Step 5: Solve for x
    x = 65,386,171,047,114/8,578,077.75
  6. Step 6: Final answer
    x = 7,622,473.58

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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.