Home / 11,976,285.16-17,965,072.86-4,788,911.08

Finding the Fourth Proportional to 11,976,285.16, 17,965,072.86 and 4,788,911.08

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Solution

The fourth proportional to 11,976,285.16, 17,965,072.86 and 4,788,911.08 is: 7,183,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,285.16 : 17,965,072.86 = 4,788,911.08 : x
  2. Step 2: Convert to fraction form
    11,976,285.16/17,965,072.86 = 4,788,911.08/x
  3. Step 3: Cross multiply
    11,976,285.16x = 17,965,072.86 × 4,788,911.08
  4. Step 4: Simplify right side
    11,976,285.16x = 86,033,136,472,261.28
  5. Step 5: Solve for x
    x = 86,033,136,472,261.28/11,976,285.16
  6. Step 6: Final answer
    x = 7,183,624.58

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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.