Home / 86,056,205.52-118,757,566.04-47,425,037.52

Finding the Fourth Proportional to 86,056,205.52, 118,757,566.04 and 47,425,037.52

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Solution

The fourth proportional to 86,056,205.52, 118,757,566.04 and 47,425,037.52 is: 65,446,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056,205.52 : 118,757,566.04 = 47,425,037.52 : x
  2. Step 2: Convert to fraction form
    86,056,205.52/118,757,566.04 = 47,425,037.52/x
  3. Step 3: Cross multiply
    86,056,205.52x = 118,757,566.04 × 47,425,037.52
  4. Step 4: Simplify right side
    86,056,205.52x = 5,632,082,025,230,879
  5. Step 5: Solve for x
    x = 5,632,082,025,230,879/86,056,205.52
  6. Step 6: Final answer
    x = 65,446,553.11

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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.