Home / 16,034,530.72-22,128,557.52-9,512,021.92

Finding the Fourth Proportional to 16,034,530.72, 22,128,557.52 and 9,512,021.92

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Solution

The fourth proportional to 16,034,530.72, 22,128,557.52 and 9,512,021.92 is: 13,127,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,034,530.72 : 22,128,557.52 = 9,512,021.92 : x
  2. Step 2: Convert to fraction form
    16,034,530.72/22,128,557.52 = 9,512,021.92/x
  3. Step 3: Cross multiply
    16,034,530.72x = 22,128,557.52 × 9,512,021.92
  4. Step 4: Simplify right side
    16,034,530.72x = 210,487,324,188,220.84
  5. Step 5: Solve for x
    x = 210,487,324,188,220.84/16,034,530.72
  6. Step 6: Final answer
    x = 13,127,127.19

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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.