Home / 10,440,311.33-15,666,175.20-4,050,815.87

Finding the Fourth Proportional to 10,440,311.33, 15,666,175.20 and 4,050,815.87

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Solution

The fourth proportional to 10,440,311.33, 15,666,175.20 and 4,050,815.87 is: 6,078,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,311.33 : 15,666,175.20 = 4,050,815.87 : x
  2. Step 2: Convert to fraction form
    10,440,311.33/15,666,175.20 = 4,050,815.87/x
  3. Step 3: Cross multiply
    10,440,311.33x = 15,666,175.20 × 4,050,815.87
  4. Step 4: Simplify right side
    10,440,311.33x = 63,460,791,044,029.55
  5. Step 5: Solve for x
    x = 63,460,791,044,029.55/10,440,311.33
  6. Step 6: Final answer
    x = 6,078,438.57

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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.