Home / 12,115,369.14-16,719,316.19-6,608,768.46

Finding the Fourth Proportional to 12,115,369.14, 16,719,316.19 and 6,608,768.46

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Solution

The fourth proportional to 12,115,369.14, 16,719,316.19 and 6,608,768.46 is: 9,120,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,369.14 : 16,719,316.19 = 6,608,768.46 : x
  2. Step 2: Convert to fraction form
    12,115,369.14/16,719,316.19 = 6,608,768.46/x
  3. Step 3: Cross multiply
    12,115,369.14x = 16,719,316.19 × 6,608,768.46
  4. Step 4: Simplify right side
    12,115,369.14x = 110,494,089,509,239.36
  5. Step 5: Solve for x
    x = 110,494,089,509,239.36/12,115,369.14
  6. Step 6: Final answer
    x = 9,120,158.72

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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.