Home / 15,398,119.44-21,248,736.48-8,522,191.44

Finding the Fourth Proportional to 15,398,119.44, 21,248,736.48 and 8,522,191.44

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Solution

The fourth proportional to 15,398,119.44, 21,248,736.48 and 8,522,191.44 is: 11,760,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398,119.44 : 21,248,736.48 = 8,522,191.44 : x
  2. Step 2: Convert to fraction form
    15,398,119.44/21,248,736.48 = 8,522,191.44/x
  3. Step 3: Cross multiply
    15,398,119.44x = 21,248,736.48 × 8,522,191.44
  4. Step 4: Simplify right side
    15,398,119.44x = 181,085,800,140,671.72
  5. Step 5: Solve for x
    x = 181,085,800,140,671.72/15,398,119.44
  6. Step 6: Final answer
    x = 11,760,254.29

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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.