Home / 7,211,685.78-10,818,382.52-4,516,233.80

Finding the Fourth Proportional to 7,211,685.78, 10,818,382.52 and 4,516,233.80

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Solution

The fourth proportional to 7,211,685.78, 10,818,382.52 and 4,516,233.80 is: 6,774,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,685.78 : 10,818,382.52 = 4,516,233.80 : x
  2. Step 2: Convert to fraction form
    7,211,685.78/10,818,382.52 = 4,516,233.80/x
  3. Step 3: Cross multiply
    7,211,685.78x = 10,818,382.52 × 4,516,233.80
  4. Step 4: Simplify right side
    7,211,685.78x = 48,858,344,755,351.85
  5. Step 5: Solve for x
    x = 48,858,344,755,351.85/7,211,685.78
  6. Step 6: Final answer
    x = 6,774,885.41

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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.