Home / 8,458,651.29-12,685,945.38-3,905,325.24

Finding the Fourth Proportional to 8,458,651.29, 12,685,945.38 and 3,905,325.24

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Solution

The fourth proportional to 8,458,651.29, 12,685,945.38 and 3,905,325.24 is: 5,857,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,651.29 : 12,685,945.38 = 3,905,325.24 : x
  2. Step 2: Convert to fraction form
    8,458,651.29/12,685,945.38 = 3,905,325.24/x
  3. Step 3: Cross multiply
    8,458,651.29x = 12,685,945.38 × 3,905,325.24
  4. Step 4: Simplify right side
    8,458,651.29x = 49,542,742,685,775.40
  5. Step 5: Solve for x
    x = 49,542,742,685,775.40/8,458,651.29
  6. Step 6: Final answer
    x = 5,857,049.90

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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.