Home / 21,224,350.90-29,286,650.88-11,930,606.92

Finding the Fourth Proportional to 21,224,350.90, 29,286,650.88 and 11,930,606.92

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Solution

The fourth proportional to 21,224,350.90, 29,286,650.88 and 11,930,606.92 is: 16,462,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,224,350.90 : 29,286,650.88 = 11,930,606.92 : x
  2. Step 2: Convert to fraction form
    21,224,350.90/29,286,650.88 = 11,930,606.92/x
  3. Step 3: Cross multiply
    21,224,350.90x = 29,286,650.88 × 11,930,606.92
  4. Step 4: Simplify right side
    21,224,350.90x = 349,407,519,579,335.44
  5. Step 5: Solve for x
    x = 349,407,519,579,335.44/21,224,350.90
  6. Step 6: Final answer
    x = 16,462,577.41

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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.