Home / 10,977,175.78-15,148,487.70-6,082,714.82

Finding the Fourth Proportional to 10,977,175.78, 15,148,487.70 and 6,082,714.82

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Solution

The fourth proportional to 10,977,175.78, 15,148,487.70 and 6,082,714.82 is: 8,394,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977,175.78 : 15,148,487.70 = 6,082,714.82 : x
  2. Step 2: Convert to fraction form
    10,977,175.78/15,148,487.70 = 6,082,714.82/x
  3. Step 3: Cross multiply
    10,977,175.78x = 15,148,487.70 × 6,082,714.82
  4. Step 4: Simplify right side
    10,977,175.78x = 92,143,930,671,248.92
  5. Step 5: Solve for x
    x = 92,143,930,671,248.92/10,977,175.78
  6. Step 6: Final answer
    x = 8,394,138.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.