Home / 15,074,863.98-20,801,424.15-10,190,713.02

Finding the Fourth Proportional to 15,074,863.98, 20,801,424.15 and 10,190,713.02

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Solution

The fourth proportional to 15,074,863.98, 20,801,424.15 and 10,190,713.02 is: 14,061,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074,863.98 : 20,801,424.15 = 10,190,713.02 : x
  2. Step 2: Convert to fraction form
    15,074,863.98/20,801,424.15 = 10,190,713.02/x
  3. Step 3: Cross multiply
    15,074,863.98x = 20,801,424.15 × 10,190,713.02
  4. Step 4: Simplify right side
    15,074,863.98x = 211,981,343,919,947.41
  5. Step 5: Solve for x
    x = 211,981,343,919,947.41/15,074,863.98
  6. Step 6: Final answer
    x = 14,061,907.57

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1.5x scale

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.