Home / 20,651,049.02-28,498,504.41-11,359,570.95

Finding the Fourth Proportional to 20,651,049.02, 28,498,504.41 and 11,359,570.95

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Solution

The fourth proportional to 20,651,049.02, 28,498,504.41 and 11,359,570.95 is: 15,676,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,651,049.02 : 28,498,504.41 = 11,359,570.95 : x
  2. Step 2: Convert to fraction form
    20,651,049.02/28,498,504.41 = 11,359,570.95/x
  3. Step 3: Cross multiply
    20,651,049.02x = 28,498,504.41 × 11,359,570.95
  4. Step 4: Simplify right side
    20,651,049.02x = 323,730,782,814,282.88
  5. Step 5: Solve for x
    x = 323,730,782,814,282.88/20,651,049.02
  6. Step 6: Final answer
    x = 15,676,239.13

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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.