Home / 6,766,113.89-10,148,660.38-2,154,913.80

Finding the Fourth Proportional to 6,766,113.89, 10,148,660.38 and 2,154,913.80

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Solution

The fourth proportional to 6,766,113.89, 10,148,660.38 and 2,154,913.80 is: 3,232,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766,113.89 : 10,148,660.38 = 2,154,913.80 : x
  2. Step 2: Convert to fraction form
    6,766,113.89/10,148,660.38 = 2,154,913.80/x
  3. Step 3: Cross multiply
    6,766,113.89x = 10,148,660.38 × 2,154,913.80
  4. Step 4: Simplify right side
    6,766,113.89x = 21,869,488,304,375.24
  5. Step 5: Solve for x
    x = 21,869,488,304,375.24/6,766,113.89
  6. Step 6: Final answer
    x = 3,232,208.13

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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.