Home / 6,848,909.79-9,451,010.66-3,908,037.80

Finding the Fourth Proportional to 6,848,909.79, 9,451,010.66 and 3,908,037.80

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Solution

The fourth proportional to 6,848,909.79, 9,451,010.66 and 3,908,037.80 is: 5,392,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848,909.79 : 9,451,010.66 = 3,908,037.80 : x
  2. Step 2: Convert to fraction form
    6,848,909.79/9,451,010.66 = 3,908,037.80/x
  3. Step 3: Cross multiply
    6,848,909.79x = 9,451,010.66 × 3,908,037.80
  4. Step 4: Simplify right side
    6,848,909.79x = 36,934,906,880,391.06
  5. Step 5: Solve for x
    x = 36,934,906,880,391.06/6,848,909.79
  6. Step 6: Final answer
    x = 5,392,815.50

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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.