Home / 20,158,527.60-30,237,791.40-19,822,604.40

Finding the Fourth Proportional to 20,158,527.60, 30,237,791.40 and 19,822,604.40

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Solution

The fourth proportional to 20,158,527.60, 30,237,791.40 and 19,822,604.40 is: 29,733,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,158,527.60 : 30,237,791.40 = 19,822,604.40 : x
  2. Step 2: Convert to fraction form
    20,158,527.60/30,237,791.40 = 19,822,604.40/x
  3. Step 3: Cross multiply
    20,158,527.60x = 30,237,791.40 × 19,822,604.40
  4. Step 4: Simplify right side
    20,158,527.60x = 599,391,776,851,922.12
  5. Step 5: Solve for x
    x = 599,391,776,851,922.12/20,158,527.60
  6. Step 6: Final answer
    x = 29,733,906.60

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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.