Home / 13,253,112.60-19,898,331.30-8,214,264.60

Finding the Fourth Proportional to 13,253,112.60, 19,898,331.30 and 8,214,264.60

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Solution

The fourth proportional to 13,253,112.60, 19,898,331.30 and 8,214,264.60 is: 12,332,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,112.60 : 19,898,331.30 = 8,214,264.60 : x
  2. Step 2: Convert to fraction form
    13,253,112.60/19,898,331.30 = 8,214,264.60/x
  3. Step 3: Cross multiply
    13,253,112.60x = 19,898,331.30 × 8,214,264.60
  4. Step 4: Simplify right side
    13,253,112.60x = 163,450,158,396,661.97
  5. Step 5: Solve for x
    x = 163,450,158,396,661.97/13,253,112.60
  6. Step 6: Final answer
    x = 12,332,963.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.