Home / 18,452,851.77-25,465,709.07-10,612,370.13

Finding the Fourth Proportional to 18,452,851.77, 25,465,709.07 and 10,612,370.13

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Solution

The fourth proportional to 18,452,851.77, 25,465,709.07 and 10,612,370.13 is: 14,645,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,851.77 : 25,465,709.07 = 10,612,370.13 : x
  2. Step 2: Convert to fraction form
    18,452,851.77/25,465,709.07 = 10,612,370.13/x
  3. Step 3: Cross multiply
    18,452,851.77x = 25,465,709.07 × 10,612,370.13
  4. Step 4: Simplify right side
    18,452,851.77x = 270,251,530,381,839.50
  5. Step 5: Solve for x
    x = 270,251,530,381,839.50/18,452,851.77
  6. Step 6: Final answer
    x = 14,645,515.71

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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.