Home / 7,409,088.86-11,115,628.32-3,812,896.22

Finding the Fourth Proportional to 7,409,088.86, 11,115,628.32 and 3,812,896.22

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Solution

The fourth proportional to 7,409,088.86, 11,115,628.32 and 3,812,896.22 is: 5,720,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409,088.86 : 11,115,628.32 = 3,812,896.22 : x
  2. Step 2: Convert to fraction form
    7,409,088.86/11,115,628.32 = 3,812,896.22/x
  3. Step 3: Cross multiply
    7,409,088.86x = 11,115,628.32 × 3,812,896.22
  4. Step 4: Simplify right side
    7,409,088.86x = 42,382,737,204,252.95
  5. Step 5: Solve for x
    x = 42,382,737,204,252.95/7,409,088.86
  6. Step 6: Final answer
    x = 5,720,371.02

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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.