Home / 4,944,318.07-7,418,608.40-2,669,390.78

Finding the Fourth Proportional to 4,944,318.07, 7,418,608.40 and 2,669,390.78

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Solution

The fourth proportional to 4,944,318.07, 7,418,608.40 and 2,669,390.78 is: 4,005,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944,318.07 : 7,418,608.40 = 2,669,390.78 : x
  2. Step 2: Convert to fraction form
    4,944,318.07/7,418,608.40 = 2,669,390.78/x
  3. Step 3: Cross multiply
    4,944,318.07x = 7,418,608.40 × 2,669,390.78
  4. Step 4: Simplify right side
    4,944,318.07x = 19,803,164,888,610.55
  5. Step 5: Solve for x
    x = 19,803,164,888,610.55/4,944,318.07
  6. Step 6: Final answer
    x = 4,005,236.84

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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.