Home / 21,476,425.44-29,638,090.16-11,687,500.96

Finding the Fourth Proportional to 21,476,425.44, 29,638,090.16 and 11,687,500.96

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Solution

The fourth proportional to 21,476,425.44, 29,638,090.16 and 11,687,500.96 is: 16,129,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476,425.44 : 29,638,090.16 = 11,687,500.96 : x
  2. Step 2: Convert to fraction form
    21,476,425.44/29,638,090.16 = 11,687,500.96/x
  3. Step 3: Cross multiply
    21,476,425.44x = 29,638,090.16 × 11,687,500.96
  4. Step 4: Simplify right side
    21,476,425.44x = 346,395,207,197,566.56
  5. Step 5: Solve for x
    x = 346,395,207,197,566.56/21,476,425.44
  6. Step 6: Final answer
    x = 16,129,090.39

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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.