Home / 22,556,977.09-31,127,822.96-12,767,211.09

Finding the Fourth Proportional to 22,556,977.09, 31,127,822.96 and 12,767,211.09

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Solution

The fourth proportional to 22,556,977.09, 31,127,822.96 and 12,767,211.09 is: 17,618,295.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,977.09 : 31,127,822.96 = 12,767,211.09 : x
  2. Step 2: Convert to fraction form
    22,556,977.09/31,127,822.96 = 12,767,211.09/x
  3. Step 3: Cross multiply
    22,556,977.09x = 31,127,822.96 × 12,767,211.09
  4. Step 4: Simplify right side
    22,556,977.09x = 397,415,486,534,386.62
  5. Step 5: Solve for x
    x = 397,415,486,534,386.62/22,556,977.09
  6. Step 6: Final answer
    x = 17,618,295.44

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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.