Home / 71,919,246.80-107,878,870.20-41,704,821.20

Finding the Fourth Proportional to 71,919,246.80, 107,878,870.20 and 41,704,821.20

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Solution

The fourth proportional to 71,919,246.80, 107,878,870.20 and 41,704,821.20 is: 62,557,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,919,246.80 : 107,878,870.20 = 41,704,821.20 : x
  2. Step 2: Convert to fraction form
    71,919,246.80/107,878,870.20 = 41,704,821.20/x
  3. Step 3: Cross multiply
    71,919,246.80x = 107,878,870.20 × 41,704,821.20
  4. Step 4: Simplify right side
    71,919,246.80x = 4,499,068,992,949,008.50
  5. Step 5: Solve for x
    x = 4,499,068,992,949,008.50/71,919,246.80
  6. Step 6: Final answer
    x = 62,557,231.80

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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.