Home / 8,861,292.76-12,228,281.70-4,887,721.44

Finding the Fourth Proportional to 8,861,292.76, 12,228,281.70 and 4,887,721.44

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Solution

The fourth proportional to 8,861,292.76, 12,228,281.70 and 4,887,721.44 is: 6,744,888.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,292.76 : 12,228,281.70 = 4,887,721.44 : x
  2. Step 2: Convert to fraction form
    8,861,292.76/12,228,281.70 = 4,887,721.44/x
  3. Step 3: Cross multiply
    8,861,292.76x = 12,228,281.70 × 4,887,721.44
  4. Step 4: Simplify right side
    8,861,292.76x = 59,768,434,639,449.65
  5. Step 5: Solve for x
    x = 59,768,434,639,449.65/8,861,292.76
  6. Step 6: Final answer
    x = 6,744,888.84

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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.