Home / 3,888,003.70-5,832,005.55-3,478,597.30

Finding the Fourth Proportional to 3,888,003.70, 5,832,005.55 and 3,478,597.30

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Solution

The fourth proportional to 3,888,003.70, 5,832,005.55 and 3,478,597.30 is: 5,217,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,003.70 : 5,832,005.55 = 3,478,597.30 : x
  2. Step 2: Convert to fraction form
    3,888,003.70/5,832,005.55 = 3,478,597.30/x
  3. Step 3: Cross multiply
    3,888,003.70x = 5,832,005.55 × 3,478,597.30
  4. Step 4: Simplify right side
    3,888,003.70x = 20,287,198,759,815.01
  5. Step 5: Solve for x
    x = 20,287,198,759,815.01/3,888,003.70
  6. Step 6: Final answer
    x = 5,217,895.95

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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.