Home / 21,384,623.10-32,078,163.45-6,240,891.90

Finding the Fourth Proportional to 21,384,623.10, 32,078,163.45 and 6,240,891.90

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Solution

The fourth proportional to 21,384,623.10, 32,078,163.45 and 6,240,891.90 is: 9,361,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,623.10 : 32,078,163.45 = 6,240,891.90 : x
  2. Step 2: Convert to fraction form
    21,384,623.10/32,078,163.45 = 6,240,891.90/x
  3. Step 3: Cross multiply
    21,384,623.10x = 32,078,163.45 × 6,240,891.90
  4. Step 4: Simplify right side
    21,384,623.10x = 200,196,350,441,981.06
  5. Step 5: Solve for x
    x = 200,196,350,441,981.06/21,384,623.10
  6. Step 6: Final answer
    x = 9,361,696.46

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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.