Home / 22,146,498.80-33,219,748.20-21,997,199.60

Finding the Fourth Proportional to 22,146,498.80, 33,219,748.20 and 21,997,199.60

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Solution

The fourth proportional to 22,146,498.80, 33,219,748.20 and 21,997,199.60 is: 32,995,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,498.80 : 33,219,748.20 = 21,997,199.60 : x
  2. Step 2: Convert to fraction form
    22,146,498.80/33,219,748.20 = 21,997,199.60/x
  3. Step 3: Cross multiply
    22,146,498.80x = 33,219,748.20 × 21,997,199.60
  4. Step 4: Simplify right side
    22,146,498.80x = 730,741,431,817,140.75
  5. Step 5: Solve for x
    x = 730,741,431,817,140.75/22,146,498.80
  6. Step 6: Final answer
    x = 32,995,799.40

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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.