Home / 45,690,306.12-68,535,692.46-15,398,431.56

Finding the Fourth Proportional to 45,690,306.12, 68,535,692.46 and 15,398,431.56

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Solution

The fourth proportional to 45,690,306.12, 68,535,692.46 and 15,398,431.56 is: 23,097,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690,306.12 : 68,535,692.46 = 15,398,431.56 : x
  2. Step 2: Convert to fraction form
    45,690,306.12/68,535,692.46 = 15,398,431.56/x
  3. Step 3: Cross multiply
    45,690,306.12x = 68,535,692.46 × 15,398,431.56
  4. Step 4: Simplify right side
    45,690,306.12x = 1,055,342,169,762,518
  5. Step 5: Solve for x
    x = 1,055,342,169,762,518/45,690,306.12
  6. Step 6: Final answer
    x = 23,097,725.96

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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.