Home / 20,227,656-30,341,513.20-8,260,392

Finding the Fourth Proportional to 20,227,656, 30,341,513.20 and 8,260,392

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Solution

The fourth proportional to 20,227,656, 30,341,513.20 and 8,260,392 is: 12,390,599.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,656 : 30,341,513.20 = 8,260,392 : x
  2. Step 2: Convert to fraction form
    20,227,656/30,341,513.20 = 8,260,392/x
  3. Step 3: Cross multiply
    20,227,656x = 30,341,513.20 × 8,260,392
  4. Step 4: Simplify right side
    20,227,656x = 250,632,792,905,174.41
  5. Step 5: Solve for x
    x = 250,632,792,905,174.41/20,227,656
  6. Step 6: Final answer
    x = 12,390,599.92

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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.