Home / 14,156,853.54-19,491,712.61-12,863,833.53

Finding the Fourth Proportional to 14,156,853.54, 19,491,712.61 and 12,863,833.53

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Solution

The fourth proportional to 14,156,853.54, 19,491,712.61 and 12,863,833.53 is: 17,711,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156,853.54 : 19,491,712.61 = 12,863,833.53 : x
  2. Step 2: Convert to fraction form
    14,156,853.54/19,491,712.61 = 12,863,833.53/x
  3. Step 3: Cross multiply
    14,156,853.54x = 19,491,712.61 × 12,863,833.53
  4. Step 4: Simplify right side
    14,156,853.54x = 250,738,146,165,322.62
  5. Step 5: Solve for x
    x = 250,738,146,165,322.62/14,156,853.54
  6. Step 6: Final answer
    x = 17,711,431.81

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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.