Home / 24,591,920.80-36,887,881.20-12,647,984.80

Finding the Fourth Proportional to 24,591,920.80, 36,887,881.20 and 12,647,984.80

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Solution

The fourth proportional to 24,591,920.80, 36,887,881.20 and 12,647,984.80 is: 18,971,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591,920.80 : 36,887,881.20 = 12,647,984.80 : x
  2. Step 2: Convert to fraction form
    24,591,920.80/36,887,881.20 = 12,647,984.80/x
  3. Step 3: Cross multiply
    24,591,920.80x = 36,887,881.20 × 12,647,984.80
  4. Step 4: Simplify right side
    24,591,920.80x = 466,557,360,721,805.81
  5. Step 5: Solve for x
    x = 466,557,360,721,805.81/24,591,920.80
  6. Step 6: Final answer
    x = 18,971,977.20

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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.