Home / 21,813,480.56-30,103,949.97-12,023,902.67

Finding the Fourth Proportional to 21,813,480.56, 30,103,949.97 and 12,023,902.67

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Solution

The fourth proportional to 21,813,480.56, 30,103,949.97 and 12,023,902.67 is: 16,593,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,813,480.56 : 30,103,949.97 = 12,023,902.67 : x
  2. Step 2: Convert to fraction form
    21,813,480.56/30,103,949.97 = 12,023,902.67/x
  3. Step 3: Cross multiply
    21,813,480.56x = 30,103,949.97 × 12,023,902.67
  4. Step 4: Simplify right side
    21,813,480.56x = 361,966,964,271,309.62
  5. Step 5: Solve for x
    x = 361,966,964,271,309.62/21,813,480.56
  6. Step 6: Final answer
    x = 16,593,728.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.