Home / 5,218,110.65-7,201,052.08-2,895,046.45

Finding the Fourth Proportional to 5,218,110.65, 7,201,052.08 and 2,895,046.45

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Solution

The fourth proportional to 5,218,110.65, 7,201,052.08 and 2,895,046.45 is: 3,995,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,110.65 : 7,201,052.08 = 2,895,046.45 : x
  2. Step 2: Convert to fraction form
    5,218,110.65/7,201,052.08 = 2,895,046.45/x
  3. Step 3: Cross multiply
    5,218,110.65x = 7,201,052.08 × 2,895,046.45
  4. Step 4: Simplify right side
    5,218,110.65x = 20,847,380,235,228.87
  5. Step 5: Solve for x
    x = 20,847,380,235,228.87/5,218,110.65
  6. Step 6: Final answer
    x = 3,995,197.04

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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.