Home / 7,197,767.70-9,932,920.17-3,934,595.72

Finding the Fourth Proportional to 7,197,767.70, 9,932,920.17 and 3,934,595.72

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Solution

The fourth proportional to 7,197,767.70, 9,932,920.17 and 3,934,595.72 is: 5,429,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,767.70 : 9,932,920.17 = 3,934,595.72 : x
  2. Step 2: Convert to fraction form
    7,197,767.70/9,932,920.17 = 3,934,595.72/x
  3. Step 3: Cross multiply
    7,197,767.70x = 9,932,920.17 × 3,934,595.72
  4. Step 4: Simplify right side
    7,197,767.70x = 39,082,025,168,310.70
  5. Step 5: Solve for x
    x = 39,082,025,168,310.70/7,197,767.70
  6. Step 6: Final answer
    x = 5,429,742.50

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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.