Home / 49,800,735.80-74,659,631.70-21,068,934.20

Finding the Fourth Proportional to 49,800,735.80, 74,659,631.70 and 21,068,934.20

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Solution

The fourth proportional to 49,800,735.80, 74,659,631.70 and 21,068,934.20 is: 31,585,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,800,735.80 : 74,659,631.70 = 21,068,934.20 : x
  2. Step 2: Convert to fraction form
    49,800,735.80/74,659,631.70 = 21,068,934.20/x
  3. Step 3: Cross multiply
    49,800,735.80x = 74,659,631.70 × 21,068,934.20
  4. Step 4: Simplify right side
    49,800,735.80x = 1,572,998,867,683,534.25
  5. Step 5: Solve for x
    x = 1,572,998,867,683,534.25/49,800,735.80
  6. Step 6: Final answer
    x = 31,585,855.96

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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.