Home / 21,398,006.04-29,532,033.32-11,982,382.62

Finding the Fourth Proportional to 21,398,006.04, 29,532,033.32 and 11,982,382.62

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Solution

The fourth proportional to 21,398,006.04, 29,532,033.32 and 11,982,382.62 is: 16,537,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,398,006.04 : 29,532,033.32 = 11,982,382.62 : x
  2. Step 2: Convert to fraction form
    21,398,006.04/29,532,033.32 = 11,982,382.62/x
  3. Step 3: Cross multiply
    21,398,006.04x = 29,532,033.32 × 11,982,382.62
  4. Step 4: Simplify right side
    21,398,006.04x = 353,864,122,726,917
  5. Step 5: Solve for x
    x = 353,864,122,726,917/21,398,006.04
  6. Step 6: Final answer
    x = 16,537,247.54

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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.