Home / 21,886,548.91-30,203,556.24-11,963,444.93

Finding the Fourth Proportional to 21,886,548.91, 30,203,556.24 and 11,963,444.93

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Solution

The fourth proportional to 21,886,548.91, 30,203,556.24 and 11,963,444.93 is: 16,509,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,886,548.91 : 30,203,556.24 = 11,963,444.93 : x
  2. Step 2: Convert to fraction form
    21,886,548.91/30,203,556.24 = 11,963,444.93/x
  3. Step 3: Cross multiply
    21,886,548.91x = 30,203,556.24 × 11,963,444.93
  4. Step 4: Simplify right side
    21,886,548.91x = 361,338,581,588,584.25
  5. Step 5: Solve for x
    x = 361,338,581,588,584.25/21,886,548.91
  6. Step 6: Final answer
    x = 16,509,618.90

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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.