Home / 82,749,174.14-114,193,859.60-47,962,042.58

Finding the Fourth Proportional to 82,749,174.14, 114,193,859.60 and 47,962,042.58

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Solution

The fourth proportional to 82,749,174.14, 114,193,859.60 and 47,962,042.58 is: 66,187,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,749,174.14 : 114,193,859.60 = 47,962,042.58 : x
  2. Step 2: Convert to fraction form
    82,749,174.14/114,193,859.60 = 47,962,042.58/x
  3. Step 3: Cross multiply
    82,749,174.14x = 114,193,859.60 × 47,962,042.58
  4. Step 4: Simplify right side
    82,749,174.14x = 5,476,970,756,509,741
  5. Step 5: Solve for x
    x = 5,476,970,756,509,741/82,749,174.14
  6. Step 6: Final answer
    x = 66,187,618.35

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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.