Home / 5,209,562.10-7,186,905.62-3,143,425.22

Finding the Fourth Proportional to 5,209,562.10, 7,186,905.62 and 3,143,425.22

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Solution

The fourth proportional to 5,209,562.10, 7,186,905.62 and 3,143,425.22 is: 4,336,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,562.10 : 7,186,905.62 = 3,143,425.22 : x
  2. Step 2: Convert to fraction form
    5,209,562.10/7,186,905.62 = 3,143,425.22/x
  3. Step 3: Cross multiply
    5,209,562.10x = 7,186,905.62 × 3,143,425.22
  4. Step 4: Simplify right side
    5,209,562.10x = 22,591,500,379,667.74
  5. Step 5: Solve for x
    x = 22,591,500,379,667.74/5,209,562.10
  6. Step 6: Final answer
    x = 4,336,544.98

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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.