Home / 18,251,926.14-25,187,658.57-10,103,164.14

Finding the Fourth Proportional to 18,251,926.14, 25,187,658.57 and 10,103,164.14

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Solution

The fourth proportional to 18,251,926.14, 25,187,658.57 and 10,103,164.14 is: 13,942,366.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,926.14 : 25,187,658.57 = 10,103,164.14 : x
  2. Step 2: Convert to fraction form
    18,251,926.14/25,187,658.57 = 10,103,164.14/x
  3. Step 3: Cross multiply
    18,251,926.14x = 25,187,658.57 × 10,103,164.14
  4. Step 4: Simplify right side
    18,251,926.14x = 254,475,048,834,987.69
  5. Step 5: Solve for x
    x = 254,475,048,834,987.69/18,251,926.14
  6. Step 6: Final answer
    x = 13,942,366.79

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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.