Home / 13,482,713.80-20,224,070.70-4,969,160.20

Finding the Fourth Proportional to 13,482,713.80, 20,224,070.70 and 4,969,160.20

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Solution

The fourth proportional to 13,482,713.80, 20,224,070.70 and 4,969,160.20 is: 7,453,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,713.80 : 20,224,070.70 = 4,969,160.20 : x
  2. Step 2: Convert to fraction form
    13,482,713.80/20,224,070.70 = 4,969,160.20/x
  3. Step 3: Cross multiply
    13,482,713.80x = 20,224,070.70 × 4,969,160.20
  4. Step 4: Simplify right side
    13,482,713.80x = 100,496,647,204,426.14
  5. Step 5: Solve for x
    x = 100,496,647,204,426.14/13,482,713.80
  6. Step 6: Final answer
    x = 7,453,740.30

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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.