Home / 17,967,358.30-26,954,536.65-5,188,279.90

Finding the Fourth Proportional to 17,967,358.30, 26,954,536.65 and 5,188,279.90

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Solution

The fourth proportional to 17,967,358.30, 26,954,536.65 and 5,188,279.90 is: 7,783,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967,358.30 : 26,954,536.65 = 5,188,279.90 : x
  2. Step 2: Convert to fraction form
    17,967,358.30/26,954,536.65 = 5,188,279.90/x
  3. Step 3: Cross multiply
    17,967,358.30x = 26,954,536.65 × 5,188,279.90
  4. Step 4: Simplify right side
    17,967,358.30x = 139,847,680,715,008.34
  5. Step 5: Solve for x
    x = 139,847,680,715,008.34/17,967,358.30
  6. Step 6: Final answer
    x = 7,783,430.28

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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.