Home / 43,189,715.20-64,734,806.40-17,613,932.80

Finding the Fourth Proportional to 43,189,715.20, 64,734,806.40 and 17,613,932.80

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Solution

The fourth proportional to 43,189,715.20, 64,734,806.40 and 17,613,932.80 is: 26,400,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,189,715.20 : 64,734,806.40 = 17,613,932.80 : x
  2. Step 2: Convert to fraction form
    43,189,715.20/64,734,806.40 = 17,613,932.80/x
  3. Step 3: Cross multiply
    43,189,715.20x = 64,734,806.40 × 17,613,932.80
  4. Step 4: Simplify right side
    43,189,715.20x = 1,140,234,529,750,610
  5. Step 5: Solve for x
    x = 1,140,234,529,750,610/43,189,715.20
  6. Step 6: Final answer
    x = 26,400,603.12

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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.