Home / 8,093,233.70-12,139,850.55-7,719,985.70

Finding the Fourth Proportional to 8,093,233.70, 12,139,850.55 and 7,719,985.70

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Solution

The fourth proportional to 8,093,233.70, 12,139,850.55 and 7,719,985.70 is: 11,579,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093,233.70 : 12,139,850.55 = 7,719,985.70 : x
  2. Step 2: Convert to fraction form
    8,093,233.70/12,139,850.55 = 7,719,985.70/x
  3. Step 3: Cross multiply
    8,093,233.70x = 12,139,850.55 × 7,719,985.70
  4. Step 4: Simplify right side
    8,093,233.70x = 93,719,472,646,137.14
  5. Step 5: Solve for x
    x = 93,719,472,646,137.14/8,093,233.70
  6. Step 6: Final answer
    x = 11,579,978.55

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Similar ratio
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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.