Home / 21,481,595.88-29,644,725.60-11,692,016.70

Finding the Fourth Proportional to 21,481,595.88, 29,644,725.60 and 11,692,016.70

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Solution

The fourth proportional to 21,481,595.88, 29,644,725.60 and 11,692,016.70 is: 16,135,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,481,595.88 : 29,644,725.60 = 11,692,016.70 : x
  2. Step 2: Convert to fraction form
    21,481,595.88/29,644,725.60 = 11,692,016.70/x
  3. Step 3: Cross multiply
    21,481,595.88x = 29,644,725.60 × 11,692,016.70
  4. Step 4: Simplify right side
    21,481,595.88x = 346,606,626,782,117.50
  5. Step 5: Solve for x
    x = 346,606,626,782,117.50/21,481,595.88
  6. Step 6: Final answer
    x = 16,135,050.15

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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.