Home / 21,836,310.20-32,754,465.30-10,470,908.60

Finding the Fourth Proportional to 21,836,310.20, 32,754,465.30 and 10,470,908.60

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Solution

The fourth proportional to 21,836,310.20, 32,754,465.30 and 10,470,908.60 is: 15,706,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836,310.20 : 32,754,465.30 = 10,470,908.60 : x
  2. Step 2: Convert to fraction form
    21,836,310.20/32,754,465.30 = 10,470,908.60/x
  3. Step 3: Cross multiply
    21,836,310.20x = 32,754,465.30 × 10,470,908.60
  4. Step 4: Simplify right side
    21,836,310.20x = 342,969,012,398,171.56
  5. Step 5: Solve for x
    x = 342,969,012,398,171.56/21,836,310.20
  6. Step 6: Final answer
    x = 15,706,362.90

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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.