Home / 12,200,974.29-18,298,253.84-5,798,488.05

Finding the Fourth Proportional to 12,200,974.29, 18,298,253.84 and 5,798,488.05

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Solution

The fourth proportional to 12,200,974.29, 18,298,253.84 and 5,798,488.05 is: 8,696,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200,974.29 : 18,298,253.84 = 5,798,488.05 : x
  2. Step 2: Convert to fraction form
    12,200,974.29/18,298,253.84 = 5,798,488.05/x
  3. Step 3: Cross multiply
    12,200,974.29x = 18,298,253.84 × 5,798,488.05
  4. Step 4: Simplify right side
    12,200,974.29x = 106,102,206,198,114.17
  5. Step 5: Solve for x
    x = 106,102,206,198,114.17/12,200,974.29
  6. Step 6: Final answer
    x = 8,696,207.67

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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.