Home / 17,087,279.78-25,632,477.05-5,569,790.78

Finding the Fourth Proportional to 17,087,279.78, 25,632,477.05 and 5,569,790.78

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Solution

The fourth proportional to 17,087,279.78, 25,632,477.05 and 5,569,790.78 is: 8,355,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087,279.78 : 25,632,477.05 = 5,569,790.78 : x
  2. Step 2: Convert to fraction form
    17,087,279.78/25,632,477.05 = 5,569,790.78/x
  3. Step 3: Cross multiply
    17,087,279.78x = 25,632,477.05 × 5,569,790.78
  4. Step 4: Simplify right side
    17,087,279.78x = 142,767,534,377,883.84
  5. Step 5: Solve for x
    x = 142,767,534,377,883.84/17,087,279.78
  6. Step 6: Final answer
    x = 8,355,193.82

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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.