Home / 36,369,000.20-54,553,500.30-21,252,456.20

Finding the Fourth Proportional to 36,369,000.20, 54,553,500.30 and 21,252,456.20

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Solution

The fourth proportional to 36,369,000.20, 54,553,500.30 and 21,252,456.20 is: 31,878,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369,000.20 : 54,553,500.30 = 21,252,456.20 : x
  2. Step 2: Convert to fraction form
    36,369,000.20/54,553,500.30 = 21,252,456.20/x
  3. Step 3: Cross multiply
    36,369,000.20x = 54,553,500.30 × 21,252,456.20
  4. Step 4: Simplify right side
    36,369,000.20x = 1,159,395,875,682,436.75
  5. Step 5: Solve for x
    x = 1,159,395,875,682,436.75/36,369,000.20
  6. Step 6: Final answer
    x = 31,878,684.30

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Double scale
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Similar ratio
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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.