Home / 61,930,355.96-85,337,960.73-47,906,550.44

Finding the Fourth Proportional to 61,930,355.96, 85,337,960.73 and 47,906,550.44

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Solution

The fourth proportional to 61,930,355.96, 85,337,960.73 and 47,906,550.44 is: 66,013,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,930,355.96 : 85,337,960.73 = 47,906,550.44 : x
  2. Step 2: Convert to fraction form
    61,930,355.96/85,337,960.73 = 47,906,550.44/x
  3. Step 3: Cross multiply
    61,930,355.96x = 85,337,960.73 × 47,906,550.44
  4. Step 4: Simplify right side
    61,930,355.96x = 4,088,247,320,158,484
  5. Step 5: Solve for x
    x = 4,088,247,320,158,484/61,930,355.96
  6. Step 6: Final answer
    x = 66,013,625.41

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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.