Home / 5,422,993.96-8,126,081.02-3,142,862.95

Finding the Fourth Proportional to 5,422,993.96, 8,126,081.02 and 3,142,862.95

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Solution

The fourth proportional to 5,422,993.96, 8,126,081.02 and 3,142,862.95 is: 4,709,420.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,993.96 : 8,126,081.02 = 3,142,862.95 : x
  2. Step 2: Convert to fraction form
    5,422,993.96/8,126,081.02 = 3,142,862.95/x
  3. Step 3: Cross multiply
    5,422,993.96x = 8,126,081.02 × 3,142,862.95
  4. Step 4: Simplify right side
    5,422,993.96x = 25,539,158,966,456.21
  5. Step 5: Solve for x
    x = 25,539,158,966,456.21/5,422,993.96
  6. Step 6: Final answer
    x = 4,709,420.51

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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.