Home / 23,491,619.11-32,418,036.61-13,178,120.77

Finding the Fourth Proportional to 23,491,619.11, 32,418,036.61 and 13,178,120.77

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Solution

The fourth proportional to 23,491,619.11, 32,418,036.61 and 13,178,120.77 is: 18,185,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491,619.11 : 32,418,036.61 = 13,178,120.77 : x
  2. Step 2: Convert to fraction form
    23,491,619.11/32,418,036.61 = 13,178,120.77/x
  3. Step 3: Cross multiply
    23,491,619.11x = 32,418,036.61 × 13,178,120.77
  4. Step 4: Simplify right side
    23,491,619.11x = 427,208,801,572,861.38
  5. Step 5: Solve for x
    x = 427,208,801,572,861.38/23,491,619.11
  6. Step 6: Final answer
    x = 18,185,583.53

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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.