Home / 18,144,422.80-27,185,141.40-11,751,384.40

Finding the Fourth Proportional to 18,144,422.80, 27,185,141.40 and 11,751,384.40

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Solution

The fourth proportional to 18,144,422.80, 27,185,141.40 and 11,751,384.40 is: 17,606,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,422.80 : 27,185,141.40 = 11,751,384.40 : x
  2. Step 2: Convert to fraction form
    18,144,422.80/27,185,141.40 = 11,751,384.40/x
  3. Step 3: Cross multiply
    18,144,422.80x = 27,185,141.40 × 11,751,384.40
  4. Step 4: Simplify right side
    18,144,422.80x = 319,463,046,559,754.12
  5. Step 5: Solve for x
    x = 319,463,046,559,754.12/18,144,422.80
  6. Step 6: Final answer
    x = 17,606,680.03

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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.