Home / 21,747,172.14-32,620,171.77-5,352,602.72

Finding the Fourth Proportional to 21,747,172.14, 32,620,171.77 and 5,352,602.72

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Solution

The fourth proportional to 21,747,172.14, 32,620,171.77 and 5,352,602.72 is: 8,028,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747,172.14 : 32,620,171.77 = 5,352,602.72 : x
  2. Step 2: Convert to fraction form
    21,747,172.14/32,620,171.77 = 5,352,602.72/x
  3. Step 3: Cross multiply
    21,747,172.14x = 32,620,171.77 × 5,352,602.72
  4. Step 4: Simplify right side
    21,747,172.14x = 174,602,819,979,868.34
  5. Step 5: Solve for x
    x = 174,602,819,979,868.34/21,747,172.14
  6. Step 6: Final answer
    x = 8,028,759.73

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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.