Home / 6,400,895.76-9,591,231.51-5,196,935.88

Finding the Fourth Proportional to 6,400,895.76, 9,591,231.51 and 5,196,935.88

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Solution

The fourth proportional to 6,400,895.76, 9,591,231.51 and 5,196,935.88 is: 7,787,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,895.76 : 9,591,231.51 = 5,196,935.88 : x
  2. Step 2: Convert to fraction form
    6,400,895.76/9,591,231.51 = 5,196,935.88/x
  3. Step 3: Cross multiply
    6,400,895.76x = 9,591,231.51 × 5,196,935.88
  4. Step 4: Simplify right side
    6,400,895.76x = 49,845,015,167,705.58
  5. Step 5: Solve for x
    x = 49,845,015,167,705.58/6,400,895.76
  6. Step 6: Final answer
    x = 7,787,193.70

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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.