Home / 13,785,952.70-20,669,352.98-6,105,412.20

Finding the Fourth Proportional to 13,785,952.70, 20,669,352.98 and 6,105,412.20

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Solution

The fourth proportional to 13,785,952.70, 20,669,352.98 and 6,105,412.20 is: 9,153,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,952.70 : 20,669,352.98 = 6,105,412.20 : x
  2. Step 2: Convert to fraction form
    13,785,952.70/20,669,352.98 = 6,105,412.20/x
  3. Step 3: Cross multiply
    13,785,952.70x = 20,669,352.98 × 6,105,412.20
  4. Step 4: Simplify right side
    13,785,952.70x = 126,194,919,850,198.36
  5. Step 5: Solve for x
    x = 126,194,919,850,198.36/13,785,952.70
  6. Step 6: Final answer
    x = 9,153,877.33

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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.