Home / 48,140,192.97-72,244,766.61-20,493,493.65

Finding the Fourth Proportional to 48,140,192.97, 72,244,766.61 and 20,493,493.65

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Solution

The fourth proportional to 48,140,192.97, 72,244,766.61 and 20,493,493.65 is: 30,754,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140,192.97 : 72,244,766.61 = 20,493,493.65 : x
  2. Step 2: Convert to fraction form
    48,140,192.97/72,244,766.61 = 20,493,493.65/x
  3. Step 3: Cross multiply
    48,140,192.97x = 72,244,766.61 × 20,493,493.65
  4. Step 4: Simplify right side
    48,140,192.97x = 1,480,547,665,767,767
  5. Step 5: Solve for x
    x = 1,480,547,665,767,767/48,140,192.97
  6. Step 6: Final answer
    x = 30,754,917.55

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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.