Home / 16,426,838.78-22,666,519.33-9,456,169.48

Finding the Fourth Proportional to 16,426,838.78, 22,666,519.33 and 9,456,169.48

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Solution

The fourth proportional to 16,426,838.78, 22,666,519.33 and 9,456,169.48 is: 13,048,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426,838.78 : 22,666,519.33 = 9,456,169.48 : x
  2. Step 2: Convert to fraction form
    16,426,838.78/22,666,519.33 = 9,456,169.48/x
  3. Step 3: Cross multiply
    16,426,838.78x = 22,666,519.33 × 9,456,169.48
  4. Step 4: Simplify right side
    16,426,838.78x = 214,338,448,310,868.75
  5. Step 5: Solve for x
    x = 214,338,448,310,868.75/16,426,838.78
  6. Step 6: Final answer
    x = 13,048,064.28

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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.