Home / 85,025,630.28-127,558,685.09-27,517,901.44

Finding the Fourth Proportional to 85,025,630.28, 127,558,685.09 and 27,517,901.44

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Solution

The fourth proportional to 85,025,630.28, 127,558,685.09 and 27,517,901.44 is: 41,283,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,630.28 : 127,558,685.09 = 27,517,901.44 : x
  2. Step 2: Convert to fraction form
    85,025,630.28/127,558,685.09 = 27,517,901.44/x
  3. Step 3: Cross multiply
    85,025,630.28x = 127,558,685.09 × 27,517,901.44
  4. Step 4: Simplify right side
    85,025,630.28x = 3,510,147,323,484,824
  5. Step 5: Solve for x
    x = 3,510,147,323,484,824/85,025,630.28
  6. Step 6: Final answer
    x = 41,283,402.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.