Home / 23,411,661.90-32,310,005.41-13,491,630.78

Finding the Fourth Proportional to 23,411,661.90, 32,310,005.41 and 13,491,630.78

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Solution

The fourth proportional to 23,411,661.90, 32,310,005.41 and 13,491,630.78 is: 18,619,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411,661.90 : 32,310,005.41 = 13,491,630.78 : x
  2. Step 2: Convert to fraction form
    23,411,661.90/32,310,005.41 = 13,491,630.78/x
  3. Step 3: Cross multiply
    23,411,661.90x = 32,310,005.41 × 13,491,630.78
  4. Step 4: Simplify right side
    23,411,661.90x = 435,914,663,311,347.56
  5. Step 5: Solve for x
    x = 435,914,663,311,347.56/23,411,661.90
  6. Step 6: Final answer
    x = 18,619,552.31

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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.