Home / 83,936,622.80-125,960,921.40-38,475,016.40

Finding the Fourth Proportional to 83,936,622.80, 125,960,921.40 and 38,475,016.40

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Solution

The fourth proportional to 83,936,622.80, 125,960,921.40 and 38,475,016.40 is: 57,738,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,936,622.80 : 125,960,921.40 = 38,475,016.40 : x
  2. Step 2: Convert to fraction form
    83,936,622.80/125,960,921.40 = 38,475,016.40/x
  3. Step 3: Cross multiply
    83,936,622.80x = 125,960,921.40 × 38,475,016.40
  4. Step 4: Simplify right side
    83,936,622.80x = 4,846,348,516,624,111
  5. Step 5: Solve for x
    x = 4,846,348,516,624,111/83,936,622.80
  6. Step 6: Final answer
    x = 57,738,188.11

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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.