Home / 20,225,694.98-30,360,132.23-8,716,841.89

Finding the Fourth Proportional to 20,225,694.98, 30,360,132.23 and 8,716,841.89

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Solution

The fourth proportional to 20,225,694.98, 30,360,132.23 and 8,716,841.89 is: 13,084,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225,694.98 : 30,360,132.23 = 8,716,841.89 : x
  2. Step 2: Convert to fraction form
    20,225,694.98/30,360,132.23 = 8,716,841.89/x
  3. Step 3: Cross multiply
    20,225,694.98x = 30,360,132.23 × 8,716,841.89
  4. Step 4: Simplify right side
    20,225,694.98x = 264,644,472,288,918.56
  5. Step 5: Solve for x
    x = 264,644,472,288,918.56/20,225,694.98
  6. Step 6: Final answer
    x = 13,084,567.56

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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.