Home / 15,637,843.71-21,567,429.18-11,006,958.69

Finding the Fourth Proportional to 15,637,843.71, 21,567,429.18 and 11,006,958.69

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Solution

The fourth proportional to 15,637,843.71, 21,567,429.18 and 11,006,958.69 is: 15,180,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637,843.71 : 21,567,429.18 = 11,006,958.69 : x
  2. Step 2: Convert to fraction form
    15,637,843.71/21,567,429.18 = 11,006,958.69/x
  3. Step 3: Cross multiply
    15,637,843.71x = 21,567,429.18 × 11,006,958.69
  4. Step 4: Simplify right side
    15,637,843.71x = 237,391,802,033,760.56
  5. Step 5: Solve for x
    x = 237,391,802,033,760.56/15,637,843.71
  6. Step 6: Final answer
    x = 15,180,596.92

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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.