Home / 5,105,685.15-7,047,046.17-3,173,405.04

Finding the Fourth Proportional to 5,105,685.15, 7,047,046.17 and 3,173,405.04

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Solution

The fourth proportional to 5,105,685.15, 7,047,046.17 and 3,173,405.04 is: 4,380,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,685.15 : 7,047,046.17 = 3,173,405.04 : x
  2. Step 2: Convert to fraction form
    5,105,685.15/7,047,046.17 = 3,173,405.04/x
  3. Step 3: Cross multiply
    5,105,685.15x = 7,047,046.17 × 3,173,405.04
  4. Step 4: Simplify right side
    5,105,685.15x = 22,363,131,832,990.70
  5. Step 5: Solve for x
    x = 22,363,131,832,990.70/5,105,685.15
  6. Step 6: Final answer
    x = 4,380,045.22

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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.