Home / 49,432,597.20-74,148,895.80-28,198,933.20

Finding the Fourth Proportional to 49,432,597.20, 74,148,895.80 and 28,198,933.20

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Solution

The fourth proportional to 49,432,597.20, 74,148,895.80 and 28,198,933.20 is: 42,298,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,432,597.20 : 74,148,895.80 = 28,198,933.20 : x
  2. Step 2: Convert to fraction form
    49,432,597.20/74,148,895.80 = 28,198,933.20/x
  3. Step 3: Cross multiply
    49,432,597.20x = 74,148,895.80 × 28,198,933.20
  4. Step 4: Simplify right side
    49,432,597.20x = 2,090,919,759,517,960.50
  5. Step 5: Solve for x
    x = 2,090,919,759,517,960.50/49,432,597.20
  6. Step 6: Final answer
    x = 42,298,399.80

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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.