Home / 15,552,010.80-23,328,016.20-13,756,921.20

Finding the Fourth Proportional to 15,552,010.80, 23,328,016.20 and 13,756,921.20

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Solution

The fourth proportional to 15,552,010.80, 23,328,016.20 and 13,756,921.20 is: 20,635,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,010.80 : 23,328,016.20 = 13,756,921.20 : x
  2. Step 2: Convert to fraction form
    15,552,010.80/23,328,016.20 = 13,756,921.20/x
  3. Step 3: Cross multiply
    15,552,010.80x = 23,328,016.20 × 13,756,921.20
  4. Step 4: Simplify right side
    15,552,010.80x = 320,921,680,615,723.44
  5. Step 5: Solve for x
    x = 320,921,680,615,723.44/15,552,010.80
  6. Step 6: Final answer
    x = 20,635,381.80

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1.5x scale

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.