Home / 20,559,948.60-30,839,922.90-11,004,799.80

Finding the Fourth Proportional to 20,559,948.60, 30,839,922.90 and 11,004,799.80

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Solution

The fourth proportional to 20,559,948.60, 30,839,922.90 and 11,004,799.80 is: 16,507,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,559,948.60 : 30,839,922.90 = 11,004,799.80 : x
  2. Step 2: Convert to fraction form
    20,559,948.60/30,839,922.90 = 11,004,799.80/x
  3. Step 3: Cross multiply
    20,559,948.60x = 30,839,922.90 × 11,004,799.80
  4. Step 4: Simplify right side
    20,559,948.60x = 339,387,177,361,935.44
  5. Step 5: Solve for x
    x = 339,387,177,361,935.44/20,559,948.60
  6. Step 6: Final answer
    x = 16,507,199.70

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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.