Home / 6,764,831.85-10,146,167.61-1,971,399.89

Finding the Fourth Proportional to 6,764,831.85, 10,146,167.61 and 1,971,399.89

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Solution

The fourth proportional to 6,764,831.85, 10,146,167.61 and 1,971,399.89 is: 2,956,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764,831.85 : 10,146,167.61 = 1,971,399.89 : x
  2. Step 2: Convert to fraction form
    6,764,831.85/10,146,167.61 = 1,971,399.89/x
  3. Step 3: Cross multiply
    6,764,831.85x = 10,146,167.61 × 1,971,399.89
  4. Step 4: Simplify right side
    6,764,831.85x = 20,002,153,659,544.72
  5. Step 5: Solve for x
    x = 20,002,153,659,544.72/6,764,831.85
  6. Step 6: Final answer
    x = 2,956,785.05

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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.