Home / 13,486,544.10-20,229,816.15-13,402,563.30

Finding the Fourth Proportional to 13,486,544.10, 20,229,816.15 and 13,402,563.30

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Solution

The fourth proportional to 13,486,544.10, 20,229,816.15 and 13,402,563.30 is: 20,103,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,544.10 : 20,229,816.15 = 13,402,563.30 : x
  2. Step 2: Convert to fraction form
    13,486,544.10/20,229,816.15 = 13,402,563.30/x
  3. Step 3: Cross multiply
    13,486,544.10x = 20,229,816.15 × 13,402,563.30
  4. Step 4: Simplify right side
    13,486,544.10x = 271,131,391,497,737.28
  5. Step 5: Solve for x
    x = 271,131,391,497,737.28/13,486,544.10
  6. Step 6: Final answer
    x = 20,103,844.95

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Double scale
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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.