Home / 52,801,740.54-79,156,815.03-20,431,363.05

Finding the Fourth Proportional to 52,801,740.54, 79,156,815.03 and 20,431,363.05

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Solution

The fourth proportional to 52,801,740.54, 79,156,815.03 and 20,431,363.05 is: 30,629,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,801,740.54 : 79,156,815.03 = 20,431,363.05 : x
  2. Step 2: Convert to fraction form
    52,801,740.54/79,156,815.03 = 20,431,363.05/x
  3. Step 3: Cross multiply
    52,801,740.54x = 79,156,815.03 × 20,431,363.05
  4. Step 4: Simplify right side
    52,801,740.54x = 1,617,281,625,759,626.75
  5. Step 5: Solve for x
    x = 1,617,281,625,759,626.75/52,801,740.54
  6. Step 6: Final answer
    x = 30,629,324.13

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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.