Home / 18,221,175.88-25,144,235.94-10,071,889

Finding the Fourth Proportional to 18,221,175.88, 25,144,235.94 and 10,071,889

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Solution

The fourth proportional to 18,221,175.88, 25,144,235.94 and 10,071,889 is: 13,898,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,221,175.88 : 25,144,235.94 = 10,071,889 : x
  2. Step 2: Convert to fraction form
    18,221,175.88/25,144,235.94 = 10,071,889/x
  3. Step 3: Cross multiply
    18,221,175.88x = 25,144,235.94 × 10,071,889
  4. Step 4: Simplify right side
    18,221,175.88x = 253,249,953,377,490.69
  5. Step 5: Solve for x
    x = 253,249,953,377,490.69/18,221,175.88
  6. Step 6: Final answer
    x = 13,898,661.37

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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.