Home / 16,686,917.60-24,986,139.60-13,147,973.60

Finding the Fourth Proportional to 16,686,917.60, 24,986,139.60 and 13,147,973.60

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Solution

The fourth proportional to 16,686,917.60, 24,986,139.60 and 13,147,973.60 is: 19,687,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686,917.60 : 24,986,139.60 = 13,147,973.60 : x
  2. Step 2: Convert to fraction form
    16,686,917.60/24,986,139.60 = 13,147,973.60/x
  3. Step 3: Cross multiply
    16,686,917.60x = 24,986,139.60 × 13,147,973.60
  4. Step 4: Simplify right side
    16,686,917.60x = 328,517,103,826,714.56
  5. Step 5: Solve for x
    x = 328,517,103,826,714.56/16,686,917.60
  6. Step 6: Final answer
    x = 19,687,105.29

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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.