Home / 22,016,068.80-33,024,103.20-20,421,745.80

Finding the Fourth Proportional to 22,016,068.80, 33,024,103.20 and 20,421,745.80

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Solution

The fourth proportional to 22,016,068.80, 33,024,103.20 and 20,421,745.80 is: 30,632,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,068.80 : 33,024,103.20 = 20,421,745.80 : x
  2. Step 2: Convert to fraction form
    22,016,068.80/33,024,103.20 = 20,421,745.80/x
  3. Step 3: Cross multiply
    22,016,068.80x = 33,024,103.20 × 20,421,745.80
  4. Step 4: Simplify right side
    22,016,068.80x = 674,409,840,823,366.62
  5. Step 5: Solve for x
    x = 674,409,840,823,366.62/22,016,068.80
  6. Step 6: Final answer
    x = 30,632,618.70

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1.5x scale

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.