Home / 4,667,805.40-7,012,205.70-4,489,346.20

Finding the Fourth Proportional to 4,667,805.40, 7,012,205.70 and 4,489,346.20

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Solution

The fourth proportional to 4,667,805.40, 7,012,205.70 and 4,489,346.20 is: 6,744,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,805.40 : 7,012,205.70 = 4,489,346.20 : x
  2. Step 2: Convert to fraction form
    4,667,805.40/7,012,205.70 = 4,489,346.20/x
  3. Step 3: Cross multiply
    4,667,805.40x = 7,012,205.70 × 4,489,346.20
  4. Step 4: Simplify right side
    4,667,805.40x = 31,480,219,012,913.34
  5. Step 5: Solve for x
    x = 31,480,219,012,913.34/4,667,805.40
  6. Step 6: Final answer
    x = 6,744,115.56

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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.