Home / 84,726,949.60-127,109,436.72-27,222,496.48

Finding the Fourth Proportional to 84,726,949.60, 127,109,436.72 and 27,222,496.48

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Solution

The fourth proportional to 84,726,949.60, 127,109,436.72 and 27,222,496.48 is: 40,839,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,949.60 : 127,109,436.72 = 27,222,496.48 : x
  2. Step 2: Convert to fraction form
    84,726,949.60/127,109,436.72 = 27,222,496.48/x
  3. Step 3: Cross multiply
    84,726,949.60x = 127,109,436.72 × 27,222,496.48
  4. Step 4: Simplify right side
    84,726,949.60x = 3,460,236,193,684,983
  5. Step 5: Solve for x
    x = 3,460,236,193,684,983/84,726,949.60
  6. Step 6: Final answer
    x = 40,839,853.32

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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.