Home / 13,086,661.92-19,633,999.20-6,701,435.28

Finding the Fourth Proportional to 13,086,661.92, 19,633,999.20 and 6,701,435.28

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Solution

The fourth proportional to 13,086,661.92, 19,633,999.20 and 6,701,435.28 is: 10,054,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086,661.92 : 19,633,999.20 = 6,701,435.28 : x
  2. Step 2: Convert to fraction form
    13,086,661.92/19,633,999.20 = 6,701,435.28/x
  3. Step 3: Cross multiply
    13,086,661.92x = 19,633,999.20 × 6,701,435.28
  4. Step 4: Simplify right side
    13,086,661.92x = 131,575,974,926,371.78
  5. Step 5: Solve for x
    x = 131,575,974,926,371.78/13,086,661.92
  6. Step 6: Final answer
    x = 10,054,204.48

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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.