Home / 26,631,616.32-36,751,618.08-15,031,612.80

Finding the Fourth Proportional to 26,631,616.32, 36,751,618.08 and 15,031,612.80

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Solution

The fourth proportional to 26,631,616.32, 36,751,618.08 and 15,031,612.80 is: 20,743,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631,616.32 : 36,751,618.08 = 15,031,612.80 : x
  2. Step 2: Convert to fraction form
    26,631,616.32/36,751,618.08 = 15,031,612.80/x
  3. Step 3: Cross multiply
    26,631,616.32x = 36,751,618.08 × 15,031,612.80
  4. Step 4: Simplify right side
    26,631,616.32x = 552,436,092,752,039.44
  5. Step 5: Solve for x
    x = 552,436,092,752,039.44/26,631,616.32
  6. Step 6: Final answer
    x = 20,743,618.64

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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.