Home / 12,479,965.60-18,721,959.95-3,844,062.03

Finding the Fourth Proportional to 12,479,965.60, 18,721,959.95 and 3,844,062.03

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Solution

The fourth proportional to 12,479,965.60, 18,721,959.95 and 3,844,062.03 is: 5,766,712.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,965.60 : 18,721,959.95 = 3,844,062.03 : x
  2. Step 2: Convert to fraction form
    12,479,965.60/18,721,959.95 = 3,844,062.03/x
  3. Step 3: Cross multiply
    12,479,965.60x = 18,721,959.95 × 3,844,062.03
  4. Step 4: Simplify right side
    12,479,965.60x = 71,968,375,345,482.19
  5. Step 5: Solve for x
    x = 71,968,375,345,482.19/12,479,965.60
  6. Step 6: Final answer
    x = 5,766,712.64

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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.