Home / 11,665,041.93-17,500,860.41-3,990,348.63

Finding the Fourth Proportional to 11,665,041.93, 17,500,860.41 and 3,990,348.63

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Solution

The fourth proportional to 11,665,041.93, 17,500,860.41 and 3,990,348.63 is: 5,986,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665,041.93 : 17,500,860.41 = 3,990,348.63 : x
  2. Step 2: Convert to fraction form
    11,665,041.93/17,500,860.41 = 3,990,348.63/x
  3. Step 3: Cross multiply
    11,665,041.93x = 17,500,860.41 × 3,990,348.63
  4. Step 4: Simplify right side
    11,665,041.93x = 69,834,534,340,913
  5. Step 5: Solve for x
    x = 69,834,534,340,913/11,665,041.93
  6. Step 6: Final answer
    x = 5,986,650.95

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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.