Home / 18,458,144.34-25,473,260.88-10,198,029.52

Finding the Fourth Proportional to 18,458,144.34, 25,473,260.88 and 10,198,029.52

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Solution

The fourth proportional to 18,458,144.34, 25,473,260.88 and 10,198,029.52 is: 14,073,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458,144.34 : 25,473,260.88 = 10,198,029.52 : x
  2. Step 2: Convert to fraction form
    18,458,144.34/25,473,260.88 = 10,198,029.52/x
  3. Step 3: Cross multiply
    18,458,144.34x = 25,473,260.88 × 10,198,029.52
  4. Step 4: Simplify right side
    18,458,144.34x = 259,777,066,499,686.50
  5. Step 5: Solve for x
    x = 259,777,066,499,686.50/18,458,144.34
  6. Step 6: Final answer
    x = 14,073,845.22

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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.