Home / 19,835,475.70-27,371,454.25-11,131,967.38

Finding the Fourth Proportional to 19,835,475.70, 27,371,454.25 and 11,131,967.38

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Solution

The fourth proportional to 19,835,475.70, 27,371,454.25 and 11,131,967.38 is: 15,361,271.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,475.70 : 27,371,454.25 = 11,131,967.38 : x
  2. Step 2: Convert to fraction form
    19,835,475.70/27,371,454.25 = 11,131,967.38/x
  3. Step 3: Cross multiply
    19,835,475.70x = 27,371,454.25 × 11,131,967.38
  4. Step 4: Simplify right side
    19,835,475.70x = 304,698,135,854,162.38
  5. Step 5: Solve for x
    x = 304,698,135,854,162.38/19,835,475.70
  6. Step 6: Final answer
    x = 15,361,271.92

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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.