Home / 20,155,846.60-30,233,769.90-6,692,674.60

Finding the Fourth Proportional to 20,155,846.60, 30,233,769.90 and 6,692,674.60

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Solution

The fourth proportional to 20,155,846.60, 30,233,769.90 and 6,692,674.60 is: 10,039,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,846.60 : 30,233,769.90 = 6,692,674.60 : x
  2. Step 2: Convert to fraction form
    20,155,846.60/30,233,769.90 = 6,692,674.60/x
  3. Step 3: Cross multiply
    20,155,846.60x = 30,233,769.90 × 6,692,674.60
  4. Step 4: Simplify right side
    20,155,846.60x = 202,344,783,871,974.53
  5. Step 5: Solve for x
    x = 202,344,783,871,974.53/20,155,846.60
  6. Step 6: Final answer
    x = 10,039,011.90

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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.