Home / 16,857,221.05-23,262,965.04-9,122,263.36

Finding the Fourth Proportional to 16,857,221.05, 23,262,965.04 and 9,122,263.36

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Solution

The fourth proportional to 16,857,221.05, 23,262,965.04 and 9,122,263.36 is: 12,588,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,221.05 : 23,262,965.04 = 9,122,263.36 : x
  2. Step 2: Convert to fraction form
    16,857,221.05/23,262,965.04 = 9,122,263.36/x
  3. Step 3: Cross multiply
    16,857,221.05x = 23,262,965.04 × 9,122,263.36
  4. Step 4: Simplify right side
    16,857,221.05x = 212,210,893,629,352.91
  5. Step 5: Solve for x
    x = 212,210,893,629,352.91/16,857,221.05
  6. Step 6: Final answer
    x = 12,588,723.43

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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.