Home / 12,333,387.11-18,493,706.57-5,414,034.60

Finding the Fourth Proportional to 12,333,387.11, 18,493,706.57 and 5,414,034.60

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Solution

The fourth proportional to 12,333,387.11, 18,493,706.57 and 5,414,034.60 is: 8,118,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,387.11 : 18,493,706.57 = 5,414,034.60 : x
  2. Step 2: Convert to fraction form
    12,333,387.11/18,493,706.57 = 5,414,034.60/x
  3. Step 3: Cross multiply
    12,333,387.11x = 18,493,706.57 × 5,414,034.60
  4. Step 4: Simplify right side
    12,333,387.11x = 100,125,567,225,157.16
  5. Step 5: Solve for x
    x = 100,125,567,225,157.16/12,333,387.11
  6. Step 6: Final answer
    x = 8,118,253.84

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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.