Home / 18,809,168.56-25,956,937.02-10,551,061.42

Finding the Fourth Proportional to 18,809,168.56, 25,956,937.02 and 10,551,061.42

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Solution

The fourth proportional to 18,809,168.56, 25,956,937.02 and 10,551,061.42 is: 14,560,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,168.56 : 25,956,937.02 = 10,551,061.42 : x
  2. Step 2: Convert to fraction form
    18,809,168.56/25,956,937.02 = 10,551,061.42/x
  3. Step 3: Cross multiply
    18,809,168.56x = 25,956,937.02 × 10,551,061.42
  4. Step 4: Simplify right side
    18,809,168.56x = 273,873,236,773,091.75
  5. Step 5: Solve for x
    x = 273,873,236,773,091.75/18,809,168.56
  6. Step 6: Final answer
    x = 14,560,624.30

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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.