Home / 14,889,854.36-20,548,497.41-8,274,721.64

Finding the Fourth Proportional to 14,889,854.36, 20,548,497.41 and 8,274,721.64

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Solution

The fourth proportional to 14,889,854.36, 20,548,497.41 and 8,274,721.64 is: 11,419,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889,854.36 : 20,548,497.41 = 8,274,721.64 : x
  2. Step 2: Convert to fraction form
    14,889,854.36/20,548,497.41 = 8,274,721.64/x
  3. Step 3: Cross multiply
    14,889,854.36x = 20,548,497.41 × 8,274,721.64
  4. Step 4: Simplify right side
    14,889,854.36x = 170,033,096,095,187.81
  5. Step 5: Solve for x
    x = 170,033,096,095,187.81/14,889,854.36
  6. Step 6: Final answer
    x = 11,419,392.83

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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.