Home / 18,429,557.10-27,667,080.45-11,606,117.10

Finding the Fourth Proportional to 18,429,557.10, 27,667,080.45 and 11,606,117.10

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Solution

The fourth proportional to 18,429,557.10, 27,667,080.45 and 11,606,117.10 is: 17,423,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,557.10 : 27,667,080.45 = 11,606,117.10 : x
  2. Step 2: Convert to fraction form
    18,429,557.10/27,667,080.45 = 11,606,117.10/x
  3. Step 3: Cross multiply
    18,429,557.10x = 27,667,080.45 × 11,606,117.10
  4. Step 4: Simplify right side
    18,429,557.10x = 321,107,375,517,820.69
  5. Step 5: Solve for x
    x = 321,107,375,517,820.69/18,429,557.10
  6. Step 6: Final answer
    x = 17,423,499.32

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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.