Home / 10,123,002.71-13,957,071.82-8,448,989.07

Finding the Fourth Proportional to 10,123,002.71, 13,957,071.82 and 8,448,989.07

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Solution

The fourth proportional to 10,123,002.71, 13,957,071.82 and 8,448,989.07 is: 11,649,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,002.71 : 13,957,071.82 = 8,448,989.07 : x
  2. Step 2: Convert to fraction form
    10,123,002.71/13,957,071.82 = 8,448,989.07/x
  3. Step 3: Cross multiply
    10,123,002.71x = 13,957,071.82 × 8,448,989.07
  4. Step 4: Simplify right side
    10,123,002.71x = 117,923,147,256,385.02
  5. Step 5: Solve for x
    x = 117,923,147,256,385.02/10,123,002.71
  6. Step 6: Final answer
    x = 11,649,028.52

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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.