Home / 11,179,340.45-15,416,530.32-7,097,873.57

Finding the Fourth Proportional to 11,179,340.45, 15,416,530.32 and 7,097,873.57

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Solution

The fourth proportional to 11,179,340.45, 15,416,530.32 and 7,097,873.57 is: 9,788,107.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179,340.45 : 15,416,530.32 = 7,097,873.57 : x
  2. Step 2: Convert to fraction form
    11,179,340.45/15,416,530.32 = 7,097,873.57/x
  3. Step 3: Cross multiply
    11,179,340.45x = 15,416,530.32 × 7,097,873.57
  4. Step 4: Simplify right side
    11,179,340.45x = 109,424,582,986,859.62
  5. Step 5: Solve for x
    x = 109,424,582,986,859.62/11,179,340.45
  6. Step 6: Final answer
    x = 9,788,107.23

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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.