Home / 7,248,355.44-10,002,519-3,985,166.76

Finding the Fourth Proportional to 7,248,355.44, 10,002,519 and 3,985,166.76

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Solution

The fourth proportional to 7,248,355.44, 10,002,519 and 3,985,166.76 is: 5,499,413.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,355.44 : 10,002,519 = 3,985,166.76 : x
  2. Step 2: Convert to fraction form
    7,248,355.44/10,002,519 = 3,985,166.76/x
  3. Step 3: Cross multiply
    7,248,355.44x = 10,002,519 × 3,985,166.76
  4. Step 4: Simplify right side
    7,248,355.44x = 39,861,706,235,068.44
  5. Step 5: Solve for x
    x = 39,861,706,235,068.44/7,248,355.44
  6. Step 6: Final answer
    x = 5,499,413.84

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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.