Home / 25,205,877.20-37,836,809.40-13,868,469.20

Finding the Fourth Proportional to 25,205,877.20, 37,836,809.40 and 13,868,469.20

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Solution

The fourth proportional to 25,205,877.20, 37,836,809.40 and 13,868,469.20 is: 20,818,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205,877.20 : 37,836,809.40 = 13,868,469.20 : x
  2. Step 2: Convert to fraction form
    25,205,877.20/37,836,809.40 = 13,868,469.20/x
  3. Step 3: Cross multiply
    25,205,877.20x = 37,836,809.40 × 13,868,469.20
  4. Step 4: Simplify right side
    25,205,877.20x = 524,738,625,790,170.44
  5. Step 5: Solve for x
    x = 524,738,625,790,170.44/25,205,877.20
  6. Step 6: Final answer
    x = 20,818,106.10

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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.