Home / 27,702,966.65-38,233,891.76-15,941,993.31

Finding the Fourth Proportional to 27,702,966.65, 38,233,891.76 and 15,941,993.31

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Solution

The fourth proportional to 27,702,966.65, 38,233,891.76 and 15,941,993.31 is: 22,002,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702,966.65 : 38,233,891.76 = 15,941,993.31 : x
  2. Step 2: Convert to fraction form
    27,702,966.65/38,233,891.76 = 15,941,993.31/x
  3. Step 3: Cross multiply
    27,702,966.65x = 38,233,891.76 × 15,941,993.31
  4. Step 4: Simplify right side
    27,702,966.65x = 609,524,446,573,474.25
  5. Step 5: Solve for x
    x = 609,524,446,573,474.25/27,702,966.65
  6. Step 6: Final answer
    x = 22,002,136.25

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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.