Home / 52,225,793.70-78,288,924.15-40,704,872.10

Finding the Fourth Proportional to 52,225,793.70, 78,288,924.15 and 40,704,872.10

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Solution

The fourth proportional to 52,225,793.70, 78,288,924.15 and 40,704,872.10 is: 61,018,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,225,793.70 : 78,288,924.15 = 40,704,872.10 : x
  2. Step 2: Convert to fraction form
    52,225,793.70/78,288,924.15 = 40,704,872.10/x
  3. Step 3: Cross multiply
    52,225,793.70x = 78,288,924.15 × 40,704,872.10
  4. Step 4: Simplify right side
    52,225,793.70x = 3,186,740,644,372,351.50
  5. Step 5: Solve for x
    x = 3,186,740,644,372,351.50/52,225,793.70
  6. Step 6: Final answer
    x = 61,018,520.13

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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.