Home / 9,339,469.40-14,019,701.70-7,218,954.20

Finding the Fourth Proportional to 9,339,469.40, 14,019,701.70 and 7,218,954.20

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Solution

The fourth proportional to 9,339,469.40, 14,019,701.70 and 7,218,954.20 is: 10,836,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,469.40 : 14,019,701.70 = 7,218,954.20 : x
  2. Step 2: Convert to fraction form
    9,339,469.40/14,019,701.70 = 7,218,954.20/x
  3. Step 3: Cross multiply
    9,339,469.40x = 14,019,701.70 × 7,218,954.20
  4. Step 4: Simplify right side
    9,339,469.40x = 101,207,584,469,962.14
  5. Step 5: Solve for x
    x = 101,207,584,469,962.14/9,339,469.40
  6. Step 6: Final answer
    x = 10,836,545.43

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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.