Home / 61,196,336.20-91,794,504.30-20,806,820.20

Finding the Fourth Proportional to 61,196,336.20, 91,794,504.30 and 20,806,820.20

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Solution

The fourth proportional to 61,196,336.20, 91,794,504.30 and 20,806,820.20 is: 31,210,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,196,336.20 : 91,794,504.30 = 20,806,820.20 : x
  2. Step 2: Convert to fraction form
    61,196,336.20/91,794,504.30 = 20,806,820.20/x
  3. Step 3: Cross multiply
    61,196,336.20x = 91,794,504.30 × 20,806,820.20
  4. Step 4: Simplify right side
    61,196,336.20x = 1,909,951,746,318,226.75
  5. Step 5: Solve for x
    x = 1,909,951,746,318,226.75/61,196,336.20
  6. Step 6: Final answer
    x = 31,210,230.30

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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.