Home / 25,517,986.80-38,276,980.20-23,285,934.60

Finding the Fourth Proportional to 25,517,986.80, 38,276,980.20 and 23,285,934.60

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Solution

The fourth proportional to 25,517,986.80, 38,276,980.20 and 23,285,934.60 is: 34,928,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517,986.80 : 38,276,980.20 = 23,285,934.60 : x
  2. Step 2: Convert to fraction form
    25,517,986.80/38,276,980.20 = 23,285,934.60/x
  3. Step 3: Cross multiply
    25,517,986.80x = 38,276,980.20 × 23,285,934.60
  4. Step 4: Simplify right side
    25,517,986.80x = 891,315,257,622,695
  5. Step 5: Solve for x
    x = 891,315,257,622,695/25,517,986.80
  6. Step 6: Final answer
    x = 34,928,901.90

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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.