Home / 18,375,255.68-25,357,852.86-10,228,418.24

Finding the Fourth Proportional to 18,375,255.68, 25,357,852.86 and 10,228,418.24

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Solution

The fourth proportional to 18,375,255.68, 25,357,852.86 and 10,228,418.24 is: 14,115,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,255.68 : 25,357,852.86 = 10,228,418.24 : x
  2. Step 2: Convert to fraction form
    18,375,255.68/25,357,852.86 = 10,228,418.24/x
  3. Step 3: Cross multiply
    18,375,255.68x = 25,357,852.86 × 10,228,418.24
  4. Step 4: Simplify right side
    18,375,255.68x = 259,370,724,720,460.16
  5. Step 5: Solve for x
    x = 259,370,724,720,460.16/18,375,255.68
  6. Step 6: Final answer
    x = 14,115,217.18

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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.