Home / 16,719,429.88-23,049,489.90-11,213,788.60

Finding the Fourth Proportional to 16,719,429.88, 23,049,489.90 and 11,213,788.60

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Solution

The fourth proportional to 16,719,429.88, 23,049,489.90 and 11,213,788.60 is: 15,459,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719,429.88 : 23,049,489.90 = 11,213,788.60 : x
  2. Step 2: Convert to fraction form
    16,719,429.88/23,049,489.90 = 11,213,788.60/x
  3. Step 3: Cross multiply
    16,719,429.88x = 23,049,489.90 × 11,213,788.60
  4. Step 4: Simplify right side
    16,719,429.88x = 258,472,107,076,435.12
  5. Step 5: Solve for x
    x = 258,472,107,076,435.12/16,719,429.88
  6. Step 6: Final answer
    x = 15,459,385.21

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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.