Home / 7,389,854.10-10,202,797.22-6,614,141.61

Finding the Fourth Proportional to 7,389,854.10, 10,202,797.22 and 6,614,141.61

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Solution

The fourth proportional to 7,389,854.10, 10,202,797.22 and 6,614,141.61 is: 9,131,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,854.10 : 10,202,797.22 = 6,614,141.61 : x
  2. Step 2: Convert to fraction form
    7,389,854.10/10,202,797.22 = 6,614,141.61/x
  3. Step 3: Cross multiply
    7,389,854.10x = 10,202,797.22 × 6,614,141.61
  4. Step 4: Simplify right side
    7,389,854.10x = 67,482,745,598,123.62
  5. Step 5: Solve for x
    x = 67,482,745,598,123.62/7,389,854.10
  6. Step 6: Final answer
    x = 9,131,810.27

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1.5x scale

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.