Home / 21,524,963.08-29,704,428.15-11,735,404.69

Finding the Fourth Proportional to 21,524,963.08, 29,704,428.15 and 11,735,404.69

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Solution

The fourth proportional to 21,524,963.08, 29,704,428.15 and 11,735,404.69 is: 16,194,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,524,963.08 : 29,704,428.15 = 11,735,404.69 : x
  2. Step 2: Convert to fraction form
    21,524,963.08/29,704,428.15 = 11,735,404.69/x
  3. Step 3: Cross multiply
    21,524,963.08x = 29,704,428.15 × 11,735,404.69
  4. Step 4: Simplify right side
    21,524,963.08x = 348,593,485,425,278
  5. Step 5: Solve for x
    x = 348,593,485,425,278/21,524,963.08
  6. Step 6: Final answer
    x = 16,194,847.08

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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.