Home / 84,726,948.60-127,109,435.22-27,222,495.48

Finding the Fourth Proportional to 84,726,948.60, 127,109,435.22 and 27,222,495.48

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Solution

The fourth proportional to 84,726,948.60, 127,109,435.22 and 27,222,495.48 is: 40,839,851.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,948.60 : 127,109,435.22 = 27,222,495.48 : x
  2. Step 2: Convert to fraction form
    84,726,948.60/127,109,435.22 = 27,222,495.48/x
  3. Step 3: Cross multiply
    84,726,948.60x = 127,109,435.22 × 27,222,495.48
  4. Step 4: Simplify right side
    84,726,948.60x = 3,460,236,025,741,803
  5. Step 5: Solve for x
    x = 3,460,236,025,741,803/84,726,948.60
  6. Step 6: Final answer
    x = 40,839,851.82

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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.