Home / 19,835,473.70-27,371,451.49-11,131,965.38

Finding the Fourth Proportional to 19,835,473.70, 27,371,451.49 and 11,131,965.38

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Solution

The fourth proportional to 19,835,473.70, 27,371,451.49 and 11,131,965.38 is: 15,361,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,473.70 : 27,371,451.49 = 11,131,965.38 : x
  2. Step 2: Convert to fraction form
    19,835,473.70/27,371,451.49 = 11,131,965.38/x
  3. Step 3: Cross multiply
    19,835,473.70x = 27,371,451.49 × 11,131,965.38
  4. Step 4: Simplify right side
    19,835,473.70x = 304,698,050,427,628.12
  5. Step 5: Solve for x
    x = 304,698,050,427,628.12/19,835,473.70
  6. Step 6: Final answer
    x = 15,361,269.16

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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.