Home / 49,757,440.80-74,669,338.80-28,192,000.80

Finding the Fourth Proportional to 49,757,440.80, 74,669,338.80 and 28,192,000.80

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Solution

The fourth proportional to 49,757,440.80, 74,669,338.80 and 28,192,000.80 is: 42,306,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,757,440.80 : 74,669,338.80 = 28,192,000.80 : x
  2. Step 2: Convert to fraction form
    49,757,440.80/74,669,338.80 = 28,192,000.80/x
  3. Step 3: Cross multiply
    49,757,440.80x = 74,669,338.80 × 28,192,000.80
  4. Step 4: Simplify right side
    49,757,440.80x = 2,105,078,059,185,071
  5. Step 5: Solve for x
    x = 2,105,078,059,185,071/49,757,440.80
  6. Step 6: Final answer
    x = 42,306,799.25

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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.