Home / 60,998,458.50-91,500,630.39-20,056,991.22

Finding the Fourth Proportional to 60,998,458.50, 91,500,630.39 and 20,056,991.22

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Solution

The fourth proportional to 60,998,458.50, 91,500,630.39 and 20,056,991.22 is: 30,086,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,458.50 : 91,500,630.39 = 20,056,991.22 : x
  2. Step 2: Convert to fraction form
    60,998,458.50/91,500,630.39 = 20,056,991.22/x
  3. Step 3: Cross multiply
    60,998,458.50x = 91,500,630.39 × 20,056,991.22
  4. Step 4: Simplify right side
    60,998,458.50x = 1,835,227,340,356,695
  5. Step 5: Solve for x
    x = 1,835,227,340,356,695/60,998,458.50
  6. Step 6: Final answer
    x = 30,086,454.40

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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.