Home / 15,318,169.20-22,953,634.20-13,286,883.60

Finding the Fourth Proportional to 15,318,169.20, 22,953,634.20 and 13,286,883.60

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Solution

The fourth proportional to 15,318,169.20, 22,953,634.20 and 13,286,883.60 is: 19,909,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,318,169.20 : 22,953,634.20 = 13,286,883.60 : x
  2. Step 2: Convert to fraction form
    15,318,169.20/22,953,634.20 = 13,286,883.60/x
  3. Step 3: Cross multiply
    15,318,169.20x = 22,953,634.20 × 13,286,883.60
  4. Step 4: Simplify right side
    15,318,169.20x = 304,982,265,812,379.12
  5. Step 5: Solve for x
    x = 304,982,265,812,379.12/15,318,169.20
  6. Step 6: Final answer
    x = 19,909,837.91

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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.