Home / 82,781,664.85-114,241,287.63-47,505,923.47

Finding the Fourth Proportional to 82,781,664.85, 114,241,287.63 and 47,505,923.47

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Solution

The fourth proportional to 82,781,664.85, 114,241,287.63 and 47,505,923.47 is: 65,559,660.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,781,664.85 : 114,241,287.63 = 47,505,923.47 : x
  2. Step 2: Convert to fraction form
    82,781,664.85/114,241,287.63 = 47,505,923.47/x
  3. Step 3: Cross multiply
    82,781,664.85x = 114,241,287.63 × 47,505,923.47
  4. Step 4: Simplify right side
    82,781,664.85x = 5,427,137,867,265,037
  5. Step 5: Solve for x
    x = 5,427,137,867,265,037/82,781,664.85
  6. Step 6: Final answer
    x = 65,559,660.79

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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.