Home / 6,367,982.80-9,551,974.20-2,108,808.40

Finding the Fourth Proportional to 6,367,982.80, 9,551,974.20 and 2,108,808.40

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Solution

The fourth proportional to 6,367,982.80, 9,551,974.20 and 2,108,808.40 is: 3,163,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,982.80 : 9,551,974.20 = 2,108,808.40 : x
  2. Step 2: Convert to fraction form
    6,367,982.80/9,551,974.20 = 2,108,808.40/x
  3. Step 3: Cross multiply
    6,367,982.80x = 9,551,974.20 × 2,108,808.40
  4. Step 4: Simplify right side
    6,367,982.80x = 20,143,283,429,543.28
  5. Step 5: Solve for x
    x = 20,143,283,429,543.28/6,367,982.80
  6. Step 6: Final answer
    x = 3,163,212.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.