Home / 16,686,905.60-24,986,121.60-13,147,961.60

Finding the Fourth Proportional to 16,686,905.60, 24,986,121.60 and 13,147,961.60

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Solution

The fourth proportional to 16,686,905.60, 24,986,121.60 and 13,147,961.60 is: 19,687,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686,905.60 : 24,986,121.60 = 13,147,961.60 : x
  2. Step 2: Convert to fraction form
    16,686,905.60/24,986,121.60 = 13,147,961.60/x
  3. Step 3: Cross multiply
    16,686,905.60x = 24,986,121.60 × 13,147,961.60
  4. Step 4: Simplify right side
    16,686,905.60x = 328,516,567,329,730.56
  5. Step 5: Solve for x
    x = 328,516,567,329,730.56/16,686,905.60
  6. Step 6: Final answer
    x = 19,687,087.30

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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.