Home / 28,193,107.20-42,289,660.80-25,001,836.80

Finding the Fourth Proportional to 28,193,107.20, 42,289,660.80 and 25,001,836.80

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Solution

The fourth proportional to 28,193,107.20, 42,289,660.80 and 25,001,836.80 is: 37,502,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,193,107.20 : 42,289,660.80 = 25,001,836.80 : x
  2. Step 2: Convert to fraction form
    28,193,107.20/42,289,660.80 = 25,001,836.80/x
  3. Step 3: Cross multiply
    28,193,107.20x = 42,289,660.80 × 25,001,836.80
  4. Step 4: Simplify right side
    28,193,107.20x = 1,057,319,197,648,957.38
  5. Step 5: Solve for x
    x = 1,057,319,197,648,957.38/28,193,107.20
  6. Step 6: Final answer
    x = 37,502,755.20

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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.