Home / 52,895,812.20-79,224,144.08-31,372,451.70

Finding the Fourth Proportional to 52,895,812.20, 79,224,144.08 and 31,372,451.70

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Solution

The fourth proportional to 52,895,812.20, 79,224,144.08 and 31,372,451.70 is: 46,987,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,895,812.20 : 79,224,144.08 = 31,372,451.70 : x
  2. Step 2: Convert to fraction form
    52,895,812.20/79,224,144.08 = 31,372,451.70/x
  3. Step 3: Cross multiply
    52,895,812.20x = 79,224,144.08 × 31,372,451.70
  4. Step 4: Simplify right side
    52,895,812.20x = 2,485,455,633,466,778.50
  5. Step 5: Solve for x
    x = 2,485,455,633,466,778.50/52,895,812.20
  6. Step 6: Final answer
    x = 46,987,758.20

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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.