Home / 10,356,464.70-15,532,205.85-5,305,175.10

Finding the Fourth Proportional to 10,356,464.70, 15,532,205.85 and 5,305,175.10

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Solution

The fourth proportional to 10,356,464.70, 15,532,205.85 and 5,305,175.10 is: 7,956,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,464.70 : 15,532,205.85 = 5,305,175.10 : x
  2. Step 2: Convert to fraction form
    10,356,464.70/15,532,205.85 = 5,305,175.10/x
  3. Step 3: Cross multiply
    10,356,464.70x = 15,532,205.85 × 5,305,175.10
  4. Step 4: Simplify right side
    10,356,464.70x = 82,401,071,723,494.33
  5. Step 5: Solve for x
    x = 82,401,071,723,494.33/10,356,464.70
  6. Step 6: Final answer
    x = 7,956,486.51

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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.