Home / 14,202,954.20-21,304,431.30-9,856,947.80

Finding the Fourth Proportional to 14,202,954.20, 21,304,431.30 and 9,856,947.80

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Solution

The fourth proportional to 14,202,954.20, 21,304,431.30 and 9,856,947.80 is: 14,785,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,954.20 : 21,304,431.30 = 9,856,947.80 : x
  2. Step 2: Convert to fraction form
    14,202,954.20/21,304,431.30 = 9,856,947.80/x
  3. Step 3: Cross multiply
    14,202,954.20x = 21,304,431.30 × 9,856,947.80
  4. Step 4: Simplify right side
    14,202,954.20x = 209,996,667,232,786.16
  5. Step 5: Solve for x
    x = 209,996,667,232,786.16/14,202,954.20
  6. Step 6: Final answer
    x = 14,785,421.70

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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.