Home / 5,390,650.44-7,439,123.16-2,943,311.04

Finding the Fourth Proportional to 5,390,650.44, 7,439,123.16 and 2,943,311.04

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Solution

The fourth proportional to 5,390,650.44, 7,439,123.16 and 2,943,311.04 is: 4,061,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,650.44 : 7,439,123.16 = 2,943,311.04 : x
  2. Step 2: Convert to fraction form
    5,390,650.44/7,439,123.16 = 2,943,311.04/x
  3. Step 3: Cross multiply
    5,390,650.44x = 7,439,123.16 × 2,943,311.04
  4. Step 4: Simplify right side
    5,390,650.44x = 21,895,653,324,747.69
  5. Step 5: Solve for x
    x = 21,895,653,324,747.69/5,390,650.44
  6. Step 6: Final answer
    x = 4,061,783.19

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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.