Home / 12,558,184.29-18,833,903.87-3,458,115.54

Finding the Fourth Proportional to 12,558,184.29, 18,833,903.87 and 3,458,115.54

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Solution

The fourth proportional to 12,558,184.29, 18,833,903.87 and 3,458,115.54 is: 5,186,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,184.29 : 18,833,903.87 = 3,458,115.54 : x
  2. Step 2: Convert to fraction form
    12,558,184.29/18,833,903.87 = 3,458,115.54/x
  3. Step 3: Cross multiply
    12,558,184.29x = 18,833,903.87 × 3,458,115.54
  4. Step 4: Simplify right side
    12,558,184.29x = 65,129,815,634,422.55
  5. Step 5: Solve for x
    x = 65,129,815,634,422.55/12,558,184.29
  6. Step 6: Final answer
    x = 5,186,244.61

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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.