Home / 16,825,067.71-23,218,609.89-9,090,116.20

Finding the Fourth Proportional to 16,825,067.71, 23,218,609.89 and 9,090,116.20

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Solution

The fourth proportional to 16,825,067.71, 23,218,609.89 and 9,090,116.20 is: 12,544,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825,067.71 : 23,218,609.89 = 9,090,116.20 : x
  2. Step 2: Convert to fraction form
    16,825,067.71/23,218,609.89 = 9,090,116.20/x
  3. Step 3: Cross multiply
    16,825,067.71x = 23,218,609.89 × 9,090,116.20
  4. Step 4: Simplify right side
    16,825,067.71x = 211,059,861,902,569.22
  5. Step 5: Solve for x
    x = 211,059,861,902,569.22/16,825,067.71
  6. Step 6: Final answer
    x = 12,544,369.24

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1.5x scale

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.