Home / 20,388,032.40-30,582,048.60-8,263,304.40

Finding the Fourth Proportional to 20,388,032.40, 30,582,048.60 and 8,263,304.40

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Solution

The fourth proportional to 20,388,032.40, 30,582,048.60 and 8,263,304.40 is: 12,394,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,388,032.40 : 30,582,048.60 = 8,263,304.40 : x
  2. Step 2: Convert to fraction form
    20,388,032.40/30,582,048.60 = 8,263,304.40/x
  3. Step 3: Cross multiply
    20,388,032.40x = 30,582,048.60 × 8,263,304.40
  4. Step 4: Simplify right side
    20,388,032.40x = 252,708,776,757,393.88
  5. Step 5: Solve for x
    x = 252,708,776,757,393.88/20,388,032.40
  6. Step 6: Final answer
    x = 12,394,956.60

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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.