Home / 20,412,903.79-30,614,518.60-5,839,373.97

Finding the Fourth Proportional to 20,412,903.79, 30,614,518.60 and 5,839,373.97

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Solution

The fourth proportional to 20,412,903.79, 30,614,518.60 and 5,839,373.97 is: 8,757,677.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,903.79 : 30,614,518.60 = 5,839,373.97 : x
  2. Step 2: Convert to fraction form
    20,412,903.79/30,614,518.60 = 5,839,373.97/x
  3. Step 3: Cross multiply
    20,412,903.79x = 30,614,518.60 × 5,839,373.97
  4. Step 4: Simplify right side
    20,412,903.79x = 178,769,623,035,168.88
  5. Step 5: Solve for x
    x = 178,769,623,035,168.88/20,412,903.79
  6. Step 6: Final answer
    x = 8,757,677.24

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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.