Home / 18,561,274-25,614,243.84-10,412,337.04

Finding the Fourth Proportional to 18,561,274, 25,614,243.84 and 10,412,337.04

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Solution

The fourth proportional to 18,561,274, 25,614,243.84 and 10,412,337.04 is: 14,368,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561,274 : 25,614,243.84 = 10,412,337.04 : x
  2. Step 2: Convert to fraction form
    18,561,274/25,614,243.84 = 10,412,337.04/x
  3. Step 3: Cross multiply
    18,561,274x = 25,614,243.84 × 10,412,337.04
  4. Step 4: Simplify right side
    18,561,274x = 266,704,139,886,823.81
  5. Step 5: Solve for x
    x = 266,704,139,886,823.81/18,561,274
  6. Step 6: Final answer
    x = 14,368,848.81

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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.