Home / 21,954,999.20-32,932,498.80-6,810,461.60

Finding the Fourth Proportional to 21,954,999.20, 32,932,498.80 and 6,810,461.60

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Solution

The fourth proportional to 21,954,999.20, 32,932,498.80 and 6,810,461.60 is: 10,215,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,999.20 : 32,932,498.80 = 6,810,461.60 : x
  2. Step 2: Convert to fraction form
    21,954,999.20/32,932,498.80 = 6,810,461.60/x
  3. Step 3: Cross multiply
    21,954,999.20x = 32,932,498.80 × 6,810,461.60
  4. Step 4: Simplify right side
    21,954,999.20x = 224,285,518,469,446.06
  5. Step 5: Solve for x
    x = 224,285,518,469,446.06/21,954,999.20
  6. Step 6: Final answer
    x = 10,215,692.40

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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.