Home / 51,181,462.80-76,772,194.20-42,093,821.70

Finding the Fourth Proportional to 51,181,462.80, 76,772,194.20 and 42,093,821.70

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Solution

The fourth proportional to 51,181,462.80, 76,772,194.20 and 42,093,821.70 is: 63,140,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181,462.80 : 76,772,194.20 = 42,093,821.70 : x
  2. Step 2: Convert to fraction form
    51,181,462.80/76,772,194.20 = 42,093,821.70/x
  3. Step 3: Cross multiply
    51,181,462.80x = 76,772,194.20 × 42,093,821.70
  4. Step 4: Simplify right side
    51,181,462.80x = 3,231,635,054,172,574.50
  5. Step 5: Solve for x
    x = 3,231,635,054,172,574.50/51,181,462.80
  6. Step 6: Final answer
    x = 63,140,732.55

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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.