Home / 61,205,447.70-91,858,363.20-60,727,150.80

Finding the Fourth Proportional to 61,205,447.70, 91,858,363.20 and 60,727,150.80

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Solution

The fourth proportional to 61,205,447.70, 91,858,363.20 and 60,727,150.80 is: 91,140,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,447.70 : 91,858,363.20 = 60,727,150.80 : x
  2. Step 2: Convert to fraction form
    61,205,447.70/91,858,363.20 = 60,727,150.80/x
  3. Step 3: Cross multiply
    61,205,447.70x = 91,858,363.20 × 60,727,150.80
  4. Step 4: Simplify right side
    61,205,447.70x = 5,578,296,674,287,570
  5. Step 5: Solve for x
    x = 5,578,296,674,287,570/61,205,447.70
  6. Step 6: Final answer
    x = 91,140,525.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.