Home / 12,399,279.93-18,599,109.39-4,723,350.93

Finding the Fourth Proportional to 12,399,279.93, 18,599,109.39 and 4,723,350.93

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Solution

The fourth proportional to 12,399,279.93, 18,599,109.39 and 4,723,350.93 is: 7,085,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,399,279.93 : 18,599,109.39 = 4,723,350.93 : x
  2. Step 2: Convert to fraction form
    12,399,279.93/18,599,109.39 = 4,723,350.93/x
  3. Step 3: Cross multiply
    12,399,279.93x = 18,599,109.39 × 4,723,350.93
  4. Step 4: Simplify right side
    12,399,279.93x = 87,850,120,634,428.23
  5. Step 5: Solve for x
    x = 87,850,120,634,428.23/12,399,279.93
  6. Step 6: Final answer
    x = 7,085,098.58

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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.