Home / 18,251,921.14-25,187,651.67-10,103,159.14

Finding the Fourth Proportional to 18,251,921.14, 25,187,651.67 and 10,103,159.14

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Solution

The fourth proportional to 18,251,921.14, 25,187,651.67 and 10,103,159.14 is: 13,942,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,921.14 : 25,187,651.67 = 10,103,159.14 : x
  2. Step 2: Convert to fraction form
    18,251,921.14/25,187,651.67 = 10,103,159.14/x
  3. Step 3: Cross multiply
    18,251,921.14x = 25,187,651.67 × 10,103,159.14
  4. Step 4: Simplify right side
    18,251,921.14x = 254,474,853,184,896.81
  5. Step 5: Solve for x
    x = 254,474,853,184,896.81/18,251,921.14
  6. Step 6: Final answer
    x = 13,942,359.89

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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.