Home / 6,670,977.45-9,205,956.76-3,615,191.70

Finding the Fourth Proportional to 6,670,977.45, 9,205,956.76 and 3,615,191.70

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Solution

The fourth proportional to 6,670,977.45, 9,205,956.76 and 3,615,191.70 is: 4,988,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,977.45 : 9,205,956.76 = 3,615,191.70 : x
  2. Step 2: Convert to fraction form
    6,670,977.45/9,205,956.76 = 3,615,191.70/x
  3. Step 3: Cross multiply
    6,670,977.45x = 9,205,956.76 × 3,615,191.70
  4. Step 4: Simplify right side
    6,670,977.45x = 33,281,298,469,310.89
  5. Step 5: Solve for x
    x = 33,281,298,469,310.89/6,670,977.45
  6. Step 6: Final answer
    x = 4,988,968.82

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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.