Home / 61,205,455.20-91,858,374.45-60,727,158.30

Finding the Fourth Proportional to 61,205,455.20, 91,858,374.45 and 60,727,158.30

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Solution

The fourth proportional to 61,205,455.20, 91,858,374.45 and 60,727,158.30 is: 91,140,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,455.20 : 91,858,374.45 = 60,727,158.30 : x
  2. Step 2: Convert to fraction form
    61,205,455.20/91,858,374.45 = 60,727,158.30/x
  3. Step 3: Cross multiply
    61,205,455.20x = 91,858,374.45 × 60,727,158.30
  4. Step 4: Simplify right side
    61,205,455.20x = 5,578,298,046,405,825
  5. Step 5: Solve for x
    x = 5,578,298,046,405,825/61,205,455.20
  6. Step 6: Final answer
    x = 91,140,536.87

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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.