Home / 17,378,680.80-26,092,904.40-9,820,408.80

Finding the Fourth Proportional to 17,378,680.80, 26,092,904.40 and 9,820,408.80

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Solution

The fourth proportional to 17,378,680.80, 26,092,904.40 and 9,820,408.80 is: 14,744,674.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378,680.80 : 26,092,904.40 = 9,820,408.80 : x
  2. Step 2: Convert to fraction form
    17,378,680.80/26,092,904.40 = 9,820,408.80/x
  3. Step 3: Cross multiply
    17,378,680.80x = 26,092,904.40 × 9,820,408.80
  4. Step 4: Simplify right side
    17,378,680.80x = 256,242,987,987,318.72
  5. Step 5: Solve for x
    x = 256,242,987,987,318.72/17,378,680.80
  6. Step 6: Final answer
    x = 14,744,674.29

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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.