Home / 41,246,572.80-61,869,859.20-18,571,756.80

Finding the Fourth Proportional to 41,246,572.80, 61,869,859.20 and 18,571,756.80

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Solution

The fourth proportional to 41,246,572.80, 61,869,859.20 and 18,571,756.80 is: 27,857,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,246,572.80 : 61,869,859.20 = 18,571,756.80 : x
  2. Step 2: Convert to fraction form
    41,246,572.80/61,869,859.20 = 18,571,756.80/x
  3. Step 3: Cross multiply
    41,246,572.80x = 61,869,859.20 × 18,571,756.80
  4. Step 4: Simplify right side
    41,246,572.80x = 1,149,031,978,312,642.75
  5. Step 5: Solve for x
    x = 1,149,031,978,312,642.75/41,246,572.80
  6. Step 6: Final answer
    x = 27,857,635.20

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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.