Home / 20,161,482.80-30,242,224.20-17,012,202.80

Finding the Fourth Proportional to 20,161,482.80, 30,242,224.20 and 17,012,202.80

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Solution

The fourth proportional to 20,161,482.80, 30,242,224.20 and 17,012,202.80 is: 25,518,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,482.80 : 30,242,224.20 = 17,012,202.80 : x
  2. Step 2: Convert to fraction form
    20,161,482.80/30,242,224.20 = 17,012,202.80/x
  3. Step 3: Cross multiply
    20,161,482.80x = 30,242,224.20 × 17,012,202.80
  4. Step 4: Simplify right side
    20,161,482.80x = 514,486,851,213,467.75
  5. Step 5: Solve for x
    x = 514,486,851,213,467.75/20,161,482.80
  6. Step 6: Final answer
    x = 25,518,304.20

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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.