Home / 10,595,961.10-15,877,612.05-7,887,580.30

Finding the Fourth Proportional to 10,595,961.10, 15,877,612.05 and 7,887,580.30

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Solution

The fourth proportional to 10,595,961.10, 15,877,612.05 and 7,887,580.30 is: 11,819,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595,961.10 : 15,877,612.05 = 7,887,580.30 : x
  2. Step 2: Convert to fraction form
    10,595,961.10/15,877,612.05 = 7,887,580.30/x
  3. Step 3: Cross multiply
    10,595,961.10x = 15,877,612.05 × 7,887,580.30
  4. Step 4: Simplify right side
    10,595,961.10x = 125,235,940,016,622.62
  5. Step 5: Solve for x
    x = 125,235,940,016,622.62/10,595,961.10
  6. Step 6: Final answer
    x = 11,819,214.78

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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.