Home / 14,021,998.20-21,032,997.30-13,462,126.20

Finding the Fourth Proportional to 14,021,998.20, 21,032,997.30 and 13,462,126.20

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Solution

The fourth proportional to 14,021,998.20, 21,032,997.30 and 13,462,126.20 is: 20,193,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,998.20 : 21,032,997.30 = 13,462,126.20 : x
  2. Step 2: Convert to fraction form
    14,021,998.20/21,032,997.30 = 13,462,126.20/x
  3. Step 3: Cross multiply
    14,021,998.20x = 21,032,997.30 × 13,462,126.20
  4. Step 4: Simplify right side
    14,021,998.20x = 283,148,864,016,859.25
  5. Step 5: Solve for x
    x = 283,148,864,016,859.25/14,021,998.20
  6. Step 6: Final answer
    x = 20,193,189.30

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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.