Home / 21,468,006.72-29,668,356-17,594,418.24

Finding the Fourth Proportional to 21,468,006.72, 29,668,356 and 17,594,418.24

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Solution

The fourth proportional to 21,468,006.72, 29,668,356 and 17,594,418.24 is: 24,315,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,468,006.72 : 29,668,356 = 17,594,418.24 : x
  2. Step 2: Convert to fraction form
    21,468,006.72/29,668,356 = 17,594,418.24/x
  3. Step 3: Cross multiply
    21,468,006.72x = 29,668,356 × 17,594,418.24
  4. Step 4: Simplify right side
    21,468,006.72x = 521,997,463,957,213.38
  5. Step 5: Solve for x
    x = 521,997,463,957,213.38/21,468,006.72
  6. Step 6: Final answer
    x = 24,315,134.18

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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.