Home / 22,015,999.90-33,023,999.85-13,406,655.70

Finding the Fourth Proportional to 22,015,999.90, 33,023,999.85 and 13,406,655.70

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Solution

The fourth proportional to 22,015,999.90, 33,023,999.85 and 13,406,655.70 is: 20,109,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,999.90 : 33,023,999.85 = 13,406,655.70 : x
  2. Step 2: Convert to fraction form
    22,015,999.90/33,023,999.85 = 13,406,655.70/x
  3. Step 3: Cross multiply
    22,015,999.90x = 33,023,999.85 × 13,406,655.70
  4. Step 4: Simplify right side
    22,015,999.90x = 442,741,395,825,801.62
  5. Step 5: Solve for x
    x = 442,741,395,825,801.62/22,015,999.90
  6. Step 6: Final answer
    x = 20,109,983.55

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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.