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Finding the Fourth Proportional to 9,741,952.80, 14,615,002.80 and 3,011,047.20

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Solution

The fourth proportional to 9,741,952.80, 14,615,002.80 and 3,011,047.20 is: 4,517,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741,952.80 : 14,615,002.80 = 3,011,047.20 : x
  2. Step 2: Convert to fraction form
    9,741,952.80/14,615,002.80 = 3,011,047.20/x
  3. Step 3: Cross multiply
    9,741,952.80x = 14,615,002.80 × 3,011,047.20
  4. Step 4: Simplify right side
    9,741,952.80x = 44,006,463,258,932.16
  5. Step 5: Solve for x
    x = 44,006,463,258,932.16/9,741,952.80
  6. Step 6: Final answer
    x = 4,517,211.71

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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.