Home / 16,536,985.92-22,815,911.52-9,656,504.64

Finding the Fourth Proportional to 16,536,985.92, 22,815,911.52 and 9,656,504.64

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Solution

The fourth proportional to 16,536,985.92, 22,815,911.52 and 9,656,504.64 is: 13,322,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,536,985.92 : 22,815,911.52 = 9,656,504.64 : x
  2. Step 2: Convert to fraction form
    16,536,985.92/22,815,911.52 = 9,656,504.64/x
  3. Step 3: Cross multiply
    16,536,985.92x = 22,815,911.52 × 9,656,504.64
  4. Step 4: Simplify right side
    16,536,985.92x = 220,321,955,458,709.47
  5. Step 5: Solve for x
    x = 220,321,955,458,709.47/16,536,985.92
  6. Step 6: Final answer
    x = 13,322,981.38

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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.