Home / 9,982,513.50-13,775,868.62-5,398,834.87

Finding the Fourth Proportional to 9,982,513.50, 13,775,868.62 and 5,398,834.87

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Solution

The fourth proportional to 9,982,513.50, 13,775,868.62 and 5,398,834.87 is: 7,450,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,513.50 : 13,775,868.62 = 5,398,834.87 : x
  2. Step 2: Convert to fraction form
    9,982,513.50/13,775,868.62 = 5,398,834.87/x
  3. Step 3: Cross multiply
    9,982,513.50x = 13,775,868.62 × 5,398,834.87
  4. Step 4: Simplify right side
    9,982,513.50x = 74,373,639,870,194.78
  5. Step 5: Solve for x
    x = 74,373,639,870,194.78/9,982,513.50
  6. Step 6: Final answer
    x = 7,450,392.12

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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.