Home / 8,489,351.30-11,713,488.40-5,050,920.74

Finding the Fourth Proportional to 8,489,351.30, 11,713,488.40 and 5,050,920.74

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Solution

The fourth proportional to 8,489,351.30, 11,713,488.40 and 5,050,920.74 is: 6,969,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,351.30 : 11,713,488.40 = 5,050,920.74 : x
  2. Step 2: Convert to fraction form
    8,489,351.30/11,713,488.40 = 5,050,920.74/x
  3. Step 3: Cross multiply
    8,489,351.30x = 11,713,488.40 × 5,050,920.74
  4. Step 4: Simplify right side
    8,489,351.30x = 59,163,901,497,309.42
  5. Step 5: Solve for x
    x = 59,163,901,497,309.42/8,489,351.30
  6. Step 6: Final answer
    x = 6,969,189.92

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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.