Home / 43,103,819.10-64,655,728.65-11,191,115.10

Finding the Fourth Proportional to 43,103,819.10, 64,655,728.65 and 11,191,115.10

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Solution

The fourth proportional to 43,103,819.10, 64,655,728.65 and 11,191,115.10 is: 16,786,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,819.10 : 64,655,728.65 = 11,191,115.10 : x
  2. Step 2: Convert to fraction form
    43,103,819.10/64,655,728.65 = 11,191,115.10/x
  3. Step 3: Cross multiply
    43,103,819.10x = 64,655,728.65 × 11,191,115.10
  4. Step 4: Simplify right side
    43,103,819.10x = 723,569,701,196,517.62
  5. Step 5: Solve for x
    x = 723,569,701,196,517.62/43,103,819.10
  6. Step 6: Final answer
    x = 16,786,672.65

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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.