Home / 28,395,200.80-42,592,801.20-26,715,584.80

Finding the Fourth Proportional to 28,395,200.80, 42,592,801.20 and 26,715,584.80

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Solution

The fourth proportional to 28,395,200.80, 42,592,801.20 and 26,715,584.80 is: 40,073,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395,200.80 : 42,592,801.20 = 26,715,584.80 : x
  2. Step 2: Convert to fraction form
    28,395,200.80/42,592,801.20 = 26,715,584.80/x
  3. Step 3: Cross multiply
    28,395,200.80x = 42,592,801.20 × 26,715,584.80
  4. Step 4: Simplify right side
    28,395,200.80x = 1,137,891,592,328,141.75
  5. Step 5: Solve for x
    x = 1,137,891,592,328,141.75/28,395,200.80
  6. Step 6: Final answer
    x = 40,073,377.20

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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.