Home / 54,852,267.40-82,283,999.82-18,945,809.80

Finding the Fourth Proportional to 54,852,267.40, 82,283,999.82 and 18,945,809.80

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Solution

The fourth proportional to 54,852,267.40, 82,283,999.82 and 18,945,809.80 is: 28,420,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,852,267.40 : 82,283,999.82 = 18,945,809.80 : x
  2. Step 2: Convert to fraction form
    54,852,267.40/82,283,999.82 = 18,945,809.80/x
  3. Step 3: Cross multiply
    54,852,267.40x = 82,283,999.82 × 18,945,809.80
  4. Step 4: Simplify right side
    54,852,267.40x = 1,558,937,010,172,954.25
  5. Step 5: Solve for x
    x = 1,558,937,010,172,954.25/54,852,267.40
  6. Step 6: Final answer
    x = 28,420,648.48

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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.