Home / 15,719,802.30-21,693,104.82-8,844,267.96

Finding the Fourth Proportional to 15,719,802.30, 21,693,104.82 and 8,844,267.96

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Solution

The fourth proportional to 15,719,802.30, 21,693,104.82 and 8,844,267.96 is: 12,204,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,802.30 : 21,693,104.82 = 8,844,267.96 : x
  2. Step 2: Convert to fraction form
    15,719,802.30/21,693,104.82 = 8,844,267.96/x
  3. Step 3: Cross multiply
    15,719,802.30x = 21,693,104.82 × 8,844,267.96
  4. Step 4: Simplify right side
    15,719,802.30x = 191,859,631,912,447.59
  5. Step 5: Solve for x
    x = 191,859,631,912,447.59/15,719,802.30
  6. Step 6: Final answer
    x = 12,204,964.68

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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.