Home / 14,655,948.26-20,227,629.57-8,131,676.90

Finding the Fourth Proportional to 14,655,948.26, 20,227,629.57 and 8,131,676.90

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Solution

The fourth proportional to 14,655,948.26, 20,227,629.57 and 8,131,676.90 is: 11,223,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655,948.26 : 20,227,629.57 = 8,131,676.90 : x
  2. Step 2: Convert to fraction form
    14,655,948.26/20,227,629.57 = 8,131,676.90/x
  3. Step 3: Cross multiply
    14,655,948.26x = 20,227,629.57 × 8,131,676.90
  4. Step 4: Simplify right side
    14,655,948.26x = 164,484,548,116,125.94
  5. Step 5: Solve for x
    x = 164,484,548,116,125.94/14,655,948.26
  6. Step 6: Final answer
    x = 11,223,057.37

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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.