Home / 16,481,320.40-24,719,647.80-5,122,917.20

Finding the Fourth Proportional to 16,481,320.40, 24,719,647.80 and 5,122,917.20

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Solution

The fourth proportional to 16,481,320.40, 24,719,647.80 and 5,122,917.20 is: 7,683,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481,320.40 : 24,719,647.80 = 5,122,917.20 : x
  2. Step 2: Convert to fraction form
    16,481,320.40/24,719,647.80 = 5,122,917.20/x
  3. Step 3: Cross multiply
    16,481,320.40x = 24,719,647.80 × 5,122,917.20
  4. Step 4: Simplify right side
    16,481,320.40x = 126,636,708,892,562.17
  5. Step 5: Solve for x
    x = 126,636,708,892,562.17/16,481,320.40
  6. Step 6: Final answer
    x = 7,683,650.69

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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.