Home / 14,965,325.10-20,652,857.35-8,438,814.39

Finding the Fourth Proportional to 14,965,325.10, 20,652,857.35 and 8,438,814.39

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Solution

The fourth proportional to 14,965,325.10, 20,652,857.35 and 8,438,814.39 is: 11,645,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965,325.10 : 20,652,857.35 = 8,438,814.39 : x
  2. Step 2: Convert to fraction form
    14,965,325.10/20,652,857.35 = 8,438,814.39/x
  3. Step 3: Cross multiply
    14,965,325.10x = 20,652,857.35 × 8,438,814.39
  4. Step 4: Simplify right side
    14,965,325.10x = 174,285,629,856,148.47
  5. Step 5: Solve for x
    x = 174,285,629,856,148.47/14,965,325.10
  6. Step 6: Final answer
    x = 11,645,963.50

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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.