Home / 52,099,343.61-78,160,919.18-18,020,660.73

Finding the Fourth Proportional to 52,099,343.61, 78,160,919.18 and 18,020,660.73

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Solution

The fourth proportional to 52,099,343.61, 78,160,919.18 and 18,020,660.73 is: 27,035,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,099,343.61 : 78,160,919.18 = 18,020,660.73 : x
  2. Step 2: Convert to fraction form
    52,099,343.61/78,160,919.18 = 18,020,660.73/x
  3. Step 3: Cross multiply
    52,099,343.61x = 78,160,919.18 × 18,020,660.73
  4. Step 4: Simplify right side
    52,099,343.61x = 1,408,511,406,797,626.50
  5. Step 5: Solve for x
    x = 1,408,511,406,797,626.50/52,099,343.61
  6. Step 6: Final answer
    x = 27,035,108.49

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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.