Home / 21,921,618.90-32,882,428.35-21,921,618.90

Finding the Fourth Proportional to 21,921,618.90, 32,882,428.35 and 21,921,618.90

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Solution

The fourth proportional to 21,921,618.90, 32,882,428.35 and 21,921,618.90 is: 32,882,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,618.90 : 32,882,428.35 = 21,921,618.90 : x
  2. Step 2: Convert to fraction form
    21,921,618.90/32,882,428.35 = 21,921,618.90/x
  3. Step 3: Cross multiply
    21,921,618.90x = 32,882,428.35 × 21,921,618.90
  4. Step 4: Simplify right side
    21,921,618.90x = 720,836,062,795,255.75
  5. Step 5: Solve for x
    x = 720,836,062,795,255.75/21,921,618.90
  6. Step 6: Final answer
    x = 32,882,428.35

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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.