Home / 18,561,278-25,614,249.36-10,412,341.04

Finding the Fourth Proportional to 18,561,278, 25,614,249.36 and 10,412,341.04

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Solution

The fourth proportional to 18,561,278, 25,614,249.36 and 10,412,341.04 is: 14,368,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561,278 : 25,614,249.36 = 10,412,341.04 : x
  2. Step 2: Convert to fraction form
    18,561,278/25,614,249.36 = 10,412,341.04/x
  3. Step 3: Cross multiply
    18,561,278x = 25,614,249.36 × 10,412,341.04
  4. Step 4: Simplify right side
    18,561,278x = 266,704,299,819,921.72
  5. Step 5: Solve for x
    x = 266,704,299,819,921.72/18,561,278
  6. Step 6: Final answer
    x = 14,368,854.33

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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.