Home / 9,569,193.12-13,205,805.30-5,218,516.80

Finding the Fourth Proportional to 9,569,193.12, 13,205,805.30 and 5,218,516.80

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Solution

The fourth proportional to 9,569,193.12, 13,205,805.30 and 5,218,516.80 is: 7,201,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,569,193.12 : 13,205,805.30 = 5,218,516.80 : x
  2. Step 2: Convert to fraction form
    9,569,193.12/13,205,805.30 = 5,218,516.80/x
  3. Step 3: Cross multiply
    9,569,193.12x = 13,205,805.30 × 5,218,516.80
  4. Step 4: Simplify right side
    9,569,193.12x = 68,914,716,815,579.04
  5. Step 5: Solve for x
    x = 68,914,716,815,579.04/9,569,193.12
  6. Step 6: Final answer
    x = 7,201,727.04

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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.