Home / 22,286,218.80-33,429,328.20-20,373,031.20

Finding the Fourth Proportional to 22,286,218.80, 33,429,328.20 and 20,373,031.20

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Solution

The fourth proportional to 22,286,218.80, 33,429,328.20 and 20,373,031.20 is: 30,559,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286,218.80 : 33,429,328.20 = 20,373,031.20 : x
  2. Step 2: Convert to fraction form
    22,286,218.80/33,429,328.20 = 20,373,031.20/x
  3. Step 3: Cross multiply
    22,286,218.80x = 33,429,328.20 × 20,373,031.20
  4. Step 4: Simplify right side
    22,286,218.80x = 681,056,746,413,639.75
  5. Step 5: Solve for x
    x = 681,056,746,413,639.75/22,286,218.80
  6. Step 6: Final answer
    x = 30,559,546.80

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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.