Home / 27,699,470.73-38,227,248.54-15,309,297.63

Finding the Fourth Proportional to 27,699,470.73, 38,227,248.54 and 15,309,297.63

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Solution

The fourth proportional to 27,699,470.73, 38,227,248.54 and 15,309,297.63 is: 21,127,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699,470.73 : 38,227,248.54 = 15,309,297.63 : x
  2. Step 2: Convert to fraction form
    27,699,470.73/38,227,248.54 = 15,309,297.63/x
  3. Step 3: Cross multiply
    27,699,470.73x = 38,227,248.54 × 15,309,297.63
  4. Step 4: Simplify right side
    27,699,470.73x = 585,232,325,474,843
  5. Step 5: Solve for x
    x = 585,232,325,474,843/27,699,470.73
  6. Step 6: Final answer
    x = 21,127,924.47

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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.