Home / 84,227,236.12-125,976,128.06-49,601,099.32

Finding the Fourth Proportional to 84,227,236.12, 125,976,128.06 and 49,601,099.32

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Solution

The fourth proportional to 84,227,236.12, 125,976,128.06 and 49,601,099.32 is: 74,186,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,227,236.12 : 125,976,128.06 = 49,601,099.32 : x
  2. Step 2: Convert to fraction form
    84,227,236.12/125,976,128.06 = 49,601,099.32/x
  3. Step 3: Cross multiply
    84,227,236.12x = 125,976,128.06 × 49,601,099.32
  4. Step 4: Simplify right side
    84,227,236.12x = 6,248,554,439,853,099
  5. Step 5: Solve for x
    x = 6,248,554,439,853,099/84,227,236.12
  6. Step 6: Final answer
    x = 74,186,863.15

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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.