Home / 20,222,205.20-30,270,322.20-14,553,501.20

Finding the Fourth Proportional to 20,222,205.20, 30,270,322.20 and 14,553,501.20

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Solution

The fourth proportional to 20,222,205.20, 30,270,322.20 and 14,553,501.20 is: 21,784,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,205.20 : 30,270,322.20 = 14,553,501.20 : x
  2. Step 2: Convert to fraction form
    20,222,205.20/30,270,322.20 = 14,553,501.20/x
  3. Step 3: Cross multiply
    20,222,205.20x = 30,270,322.20 × 14,553,501.20
  4. Step 4: Simplify right side
    20,222,205.20x = 440,539,170,462,086.62
  5. Step 5: Solve for x
    x = 440,539,170,462,086.62/20,222,205.20
  6. Step 6: Final answer
    x = 21,784,922.37

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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.