Home / 19,982,976.04-27,577,010.88-12,252,280.96

Finding the Fourth Proportional to 19,982,976.04, 27,577,010.88 and 12,252,280.96

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Solution

The fourth proportional to 19,982,976.04, 27,577,010.88 and 12,252,280.96 is: 16,908,456.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,976.04 : 27,577,010.88 = 12,252,280.96 : x
  2. Step 2: Convert to fraction form
    19,982,976.04/27,577,010.88 = 12,252,280.96/x
  3. Step 3: Cross multiply
    19,982,976.04x = 27,577,010.88 × 12,252,280.96
  4. Step 4: Simplify right side
    19,982,976.04x = 337,881,285,338,736.88
  5. Step 5: Solve for x
    x = 337,881,285,338,736.88/19,982,976.04
  6. Step 6: Final answer
    x = 16,908,456.71

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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.