Home / 6,840,123.40-10,255,001.10-3,476,744.20

Finding the Fourth Proportional to 6,840,123.40, 10,255,001.10 and 3,476,744.20

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Solution

The fourth proportional to 6,840,123.40, 10,255,001.10 and 3,476,744.20 is: 5,212,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840,123.40 : 10,255,001.10 = 3,476,744.20 : x
  2. Step 2: Convert to fraction form
    6,840,123.40/10,255,001.10 = 3,476,744.20/x
  3. Step 3: Cross multiply
    6,840,123.40x = 10,255,001.10 × 3,476,744.20
  4. Step 4: Simplify right side
    6,840,123.40x = 35,654,015,595,418.62
  5. Step 5: Solve for x
    x = 35,654,015,595,418.62/6,840,123.40
  6. Step 6: Final answer
    x = 5,212,481.34

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1.5x scale

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.