Home / 16,120,866.40-24,180,781.20-5,338,664.80

Finding the Fourth Proportional to 16,120,866.40, 24,180,781.20 and 5,338,664.80

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Solution

The fourth proportional to 16,120,866.40, 24,180,781.20 and 5,338,664.80 is: 8,007,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,866.40 : 24,180,781.20 = 5,338,664.80 : x
  2. Step 2: Convert to fraction form
    16,120,866.40/24,180,781.20 = 5,338,664.80/x
  3. Step 3: Cross multiply
    16,120,866.40x = 24,180,781.20 × 5,338,664.80
  4. Step 4: Simplify right side
    16,120,866.40x = 129,093,085,428,941.75
  5. Step 5: Solve for x
    x = 129,093,085,428,941.75/16,120,866.40
  6. Step 6: Final answer
    x = 8,007,825.52

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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.