Home / 9,419,740.20-14,129,610.30-8,474,956.20

Finding the Fourth Proportional to 9,419,740.20, 14,129,610.30 and 8,474,956.20

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Solution

The fourth proportional to 9,419,740.20, 14,129,610.30 and 8,474,956.20 is: 12,712,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419,740.20 : 14,129,610.30 = 8,474,956.20 : x
  2. Step 2: Convert to fraction form
    9,419,740.20/14,129,610.30 = 8,474,956.20/x
  3. Step 3: Cross multiply
    9,419,740.20x = 14,129,610.30 × 8,474,956.20
  4. Step 4: Simplify right side
    9,419,740.20x = 119,747,828,415,568.86
  5. Step 5: Solve for x
    x = 119,747,828,415,568.86/9,419,740.20
  6. Step 6: Final answer
    x = 12,712,434.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.