Home / 19,987,648.98-27,583,045.07-10,820,291.73

Finding the Fourth Proportional to 19,987,648.98, 27,583,045.07 and 10,820,291.73

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Solution

The fourth proportional to 19,987,648.98, 27,583,045.07 and 10,820,291.73 is: 14,932,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987,648.98 : 27,583,045.07 = 10,820,291.73 : x
  2. Step 2: Convert to fraction form
    19,987,648.98/27,583,045.07 = 10,820,291.73/x
  3. Step 3: Cross multiply
    19,987,648.98x = 27,583,045.07 × 10,820,291.73
  4. Step 4: Simplify right side
    19,987,648.98x = 298,456,594,405,036.81
  5. Step 5: Solve for x
    x = 298,456,594,405,036.81/19,987,648.98
  6. Step 6: Final answer
    x = 14,932,051.02

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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.