Home / 19,750,979.88-27,255,719.70-11,048,965.20

Finding the Fourth Proportional to 19,750,979.88, 27,255,719.70 and 11,048,965.20

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Solution

The fourth proportional to 19,750,979.88, 27,255,719.70 and 11,048,965.20 is: 15,247,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750,979.88 : 27,255,719.70 = 11,048,965.20 : x
  2. Step 2: Convert to fraction form
    19,750,979.88/27,255,719.70 = 11,048,965.20/x
  3. Step 3: Cross multiply
    19,750,979.88x = 27,255,719.70 × 11,048,965.20
  4. Step 4: Simplify right side
    19,750,979.88x = 301,147,498,466,254.44
  5. Step 5: Solve for x
    x = 301,147,498,466,254.44/19,750,979.88
  6. Step 6: Final answer
    x = 15,247,218.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.