Home / 21,504,706.60-32,257,059.90-21,007,042.60

Finding the Fourth Proportional to 21,504,706.60, 32,257,059.90 and 21,007,042.60

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Solution

The fourth proportional to 21,504,706.60, 32,257,059.90 and 21,007,042.60 is: 31,510,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,706.60 : 32,257,059.90 = 21,007,042.60 : x
  2. Step 2: Convert to fraction form
    21,504,706.60/32,257,059.90 = 21,007,042.60/x
  3. Step 3: Cross multiply
    21,504,706.60x = 32,257,059.90 × 21,007,042.60
  4. Step 4: Simplify right side
    21,504,706.60x = 677,625,431,470,051.75
  5. Step 5: Solve for x
    x = 677,625,431,470,051.75/21,504,706.60
  6. Step 6: Final answer
    x = 31,510,563.90

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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.