Home / 10,422,777.71-14,375,046.45-9,162,771

Finding the Fourth Proportional to 10,422,777.71, 14,375,046.45 and 9,162,771

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Solution

The fourth proportional to 10,422,777.71, 14,375,046.45 and 9,162,771 is: 12,637,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,777.71 : 14,375,046.45 = 9,162,771 : x
  2. Step 2: Convert to fraction form
    10,422,777.71/14,375,046.45 = 9,162,771/x
  3. Step 3: Cross multiply
    10,422,777.71x = 14,375,046.45 × 9,162,771
  4. Step 4: Simplify right side
    10,422,777.71x = 131,715,258,735,712.94
  5. Step 5: Solve for x
    x = 131,715,258,735,712.94/10,422,777.71
  6. Step 6: Final answer
    x = 12,637,251.07

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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.