Home / 52,612,106.78-78,363,380.69-50,251,512.75

Finding the Fourth Proportional to 52,612,106.78, 78,363,380.69 and 50,251,512.75

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Solution

The fourth proportional to 52,612,106.78, 78,363,380.69 and 50,251,512.75 is: 74,847,381.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612,106.78 : 78,363,380.69 = 50,251,512.75 : x
  2. Step 2: Convert to fraction form
    52,612,106.78/78,363,380.69 = 50,251,512.75/x
  3. Step 3: Cross multiply
    52,612,106.78x = 78,363,380.69 × 50,251,512.75
  4. Step 4: Simplify right side
    52,612,106.78x = 3,937,878,423,802,777.50
  5. Step 5: Solve for x
    x = 3,937,878,423,802,777.50/52,612,106.78
  6. Step 6: Final answer
    x = 74,847,381.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.