Home / 10,251,921.60-15,378,064.65-3,063,544.20

Finding the Fourth Proportional to 10,251,921.60, 15,378,064.65 and 3,063,544.20

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Solution

The fourth proportional to 10,251,921.60, 15,378,064.65 and 3,063,544.20 is: 4,595,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,921.60 : 15,378,064.65 = 3,063,544.20 : x
  2. Step 2: Convert to fraction form
    10,251,921.60/15,378,064.65 = 3,063,544.20/x
  3. Step 3: Cross multiply
    10,251,921.60x = 15,378,064.65 × 3,063,544.20
  4. Step 4: Simplify right side
    10,251,921.60x = 47,111,380,765,732.53
  5. Step 5: Solve for x
    x = 47,111,380,765,732.53/10,251,921.60
  6. Step 6: Final answer
    x = 4,595,370.76

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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.