Home / 15,613,238.92-21,545,806.82-8,644,227

Finding the Fourth Proportional to 15,613,238.92, 21,545,806.82 and 8,644,227

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Solution

The fourth proportional to 15,613,238.92, 21,545,806.82 and 8,644,227 is: 11,928,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613,238.92 : 21,545,806.82 = 8,644,227 : x
  2. Step 2: Convert to fraction form
    15,613,238.92/21,545,806.82 = 8,644,227/x
  3. Step 3: Cross multiply
    15,613,238.92x = 21,545,806.82 × 8,644,227
  4. Step 4: Simplify right side
    15,613,238.92x = 186,246,845,050,228.16
  5. Step 5: Solve for x
    x = 186,246,845,050,228.16/15,613,238.92
  6. Step 6: Final answer
    x = 11,928,776.98

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1.5x scale

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.