Home / 21,445,507.26-29,595,099.78-11,655,948.51

Finding the Fourth Proportional to 21,445,507.26, 29,595,099.78 and 11,655,948.51

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Solution

The fourth proportional to 21,445,507.26, 29,595,099.78 and 11,655,948.51 is: 16,085,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445,507.26 : 29,595,099.78 = 11,655,948.51 : x
  2. Step 2: Convert to fraction form
    21,445,507.26/29,595,099.78 = 11,655,948.51/x
  3. Step 3: Cross multiply
    21,445,507.26x = 29,595,099.78 × 11,655,948.51
  4. Step 4: Simplify right side
    21,445,507.26x = 344,958,959,183,992.31
  5. Step 5: Solve for x
    x = 344,958,959,183,992.31/21,445,507.26
  6. Step 6: Final answer
    x = 16,085,371.87

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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.