Home / 21,920,610.40-32,882,989.20-5,964,258.40

Finding the Fourth Proportional to 21,920,610.40, 32,882,989.20 and 5,964,258.40

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Solution

The fourth proportional to 21,920,610.40, 32,882,989.20 and 5,964,258.40 is: 8,946,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,920,610.40 : 32,882,989.20 = 5,964,258.40 : x
  2. Step 2: Convert to fraction form
    21,920,610.40/32,882,989.20 = 5,964,258.40/x
  3. Step 3: Cross multiply
    21,920,610.40x = 32,882,989.20 × 5,964,258.40
  4. Step 4: Simplify right side
    21,920,610.40x = 196,122,644,553,209.28
  5. Step 5: Solve for x
    x = 196,122,644,553,209.28/21,920,610.40
  6. Step 6: Final answer
    x = 8,946,951.79

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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.