Home / 8,143,565.00-12,215,340.55-2,078,296.25

Finding the Fourth Proportional to 8,143,565.00, 12,215,340.55 and 2,078,296.25

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Solution

The fourth proportional to 8,143,565.00, 12,215,340.55 and 2,078,296.25 is: 3,117,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,565.00 : 12,215,340.55 = 2,078,296.25 : x
  2. Step 2: Convert to fraction form
    8,143,565.00/12,215,340.55 = 2,078,296.25/x
  3. Step 3: Cross multiply
    8,143,565.00x = 12,215,340.55 × 2,078,296.25
  4. Step 4: Simplify right side
    8,143,565.00x = 25,387,096,391,265.50
  5. Step 5: Solve for x
    x = 25,387,096,391,265.50/8,143,565.00
  6. Step 6: Final answer
    x = 3,117,442.59

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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.