Home / 9,149,257.04-12,625,934.28-5,228,947.76

Finding the Fourth Proportional to 9,149,257.04, 12,625,934.28 and 5,228,947.76

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Solution

The fourth proportional to 9,149,257.04, 12,625,934.28 and 5,228,947.76 is: 7,215,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149,257.04 : 12,625,934.28 = 5,228,947.76 : x
  2. Step 2: Convert to fraction form
    9,149,257.04/12,625,934.28 = 5,228,947.76/x
  3. Step 3: Cross multiply
    9,149,257.04x = 12,625,934.28 × 5,228,947.76
  4. Step 4: Simplify right side
    9,149,257.04x = 66,020,350,771,313.20
  5. Step 5: Solve for x
    x = 66,020,350,771,313.20/9,149,257.04
  6. Step 6: Final answer
    x = 7,215,924.80

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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.