Home / 47,780,663.46-65,942,913.42-27,157,209.72

Finding the Fourth Proportional to 47,780,663.46, 65,942,913.42 and 27,157,209.72

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Solution

The fourth proportional to 47,780,663.46, 65,942,913.42 and 27,157,209.72 is: 37,480,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780,663.46 : 65,942,913.42 = 27,157,209.72 : x
  2. Step 2: Convert to fraction form
    47,780,663.46/65,942,913.42 = 27,157,209.72/x
  3. Step 3: Cross multiply
    47,780,663.46x = 65,942,913.42 × 27,157,209.72
  4. Step 4: Simplify right side
    47,780,663.46x = 1,790,825,529,294,742.50
  5. Step 5: Solve for x
    x = 1,790,825,529,294,742.50/47,780,663.46
  6. Step 6: Final answer
    x = 37,480,131.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.