Home / 10,109,915.10-15,164,872.65-6,283,539.90

Finding the Fourth Proportional to 10,109,915.10, 15,164,872.65 and 6,283,539.90

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Solution

The fourth proportional to 10,109,915.10, 15,164,872.65 and 6,283,539.90 is: 9,425,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,915.10 : 15,164,872.65 = 6,283,539.90 : x
  2. Step 2: Convert to fraction form
    10,109,915.10/15,164,872.65 = 6,283,539.90/x
  3. Step 3: Cross multiply
    10,109,915.10x = 15,164,872.65 × 6,283,539.90
  4. Step 4: Simplify right side
    10,109,915.10x = 95,289,082,374,693.75
  5. Step 5: Solve for x
    x = 95,289,082,374,693.75/10,109,915.10
  6. Step 6: Final answer
    x = 9,425,309.85

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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.