Home / 10,595,963.10-15,877,615.05-7,887,582.30

Finding the Fourth Proportional to 10,595,963.10, 15,877,615.05 and 7,887,582.30

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Solution

The fourth proportional to 10,595,963.10, 15,877,615.05 and 7,887,582.30 is: 11,819,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595,963.10 : 15,877,615.05 = 7,887,582.30 : x
  2. Step 2: Convert to fraction form
    10,595,963.10/15,877,615.05 = 7,887,582.30/x
  3. Step 3: Cross multiply
    10,595,963.10x = 15,877,615.05 × 7,887,582.30
  4. Step 4: Simplify right side
    10,595,963.10x = 125,235,995,434,593.62
  5. Step 5: Solve for x
    x = 125,235,995,434,593.62/10,595,963.10
  6. Step 6: Final answer
    x = 11,819,217.78

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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.