Home / 11,307,231.91-16,962,739.65-8,878,287.17

Finding the Fourth Proportional to 11,307,231.91, 16,962,739.65 and 8,878,287.17

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Solution

The fourth proportional to 11,307,231.91, 16,962,739.65 and 8,878,287.17 is: 13,318,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307,231.91 : 16,962,739.65 = 8,878,287.17 : x
  2. Step 2: Convert to fraction form
    11,307,231.91/16,962,739.65 = 8,878,287.17/x
  3. Step 3: Cross multiply
    11,307,231.91x = 16,962,739.65 × 8,878,287.17
  4. Step 4: Simplify right side
    11,307,231.91x = 150,600,073,802,645.28
  5. Step 5: Solve for x
    x = 150,600,073,802,645.28/11,307,231.91
  6. Step 6: Final answer
    x = 13,318,916.16

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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.