Home / 10,040,039.32-13,855,341.18-5,456,361.64

Finding the Fourth Proportional to 10,040,039.32, 13,855,341.18 and 5,456,361.64

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Solution

The fourth proportional to 10,040,039.32, 13,855,341.18 and 5,456,361.64 is: 7,529,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,039.32 : 13,855,341.18 = 5,456,361.64 : x
  2. Step 2: Convert to fraction form
    10,040,039.32/13,855,341.18 = 5,456,361.64/x
  3. Step 3: Cross multiply
    10,040,039.32x = 13,855,341.18 × 5,456,361.64
  4. Step 4: Simplify right side
    10,040,039.32x = 75,599,752,123,664.33
  5. Step 5: Solve for x
    x = 75,599,752,123,664.33/10,040,039.32
  6. Step 6: Final answer
    x = 7,529,826.30

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1.5x scale

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.