Home / 22,301,379.53-30,718,561.26-15,763,769.50

Finding the Fourth Proportional to 22,301,379.53, 30,718,561.26 and 15,763,769.50

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Solution

The fourth proportional to 22,301,379.53, 30,718,561.26 and 15,763,769.50 is: 21,713,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,301,379.53 : 30,718,561.26 = 15,763,769.50 : x
  2. Step 2: Convert to fraction form
    22,301,379.53/30,718,561.26 = 15,763,769.50/x
  3. Step 3: Cross multiply
    22,301,379.53x = 30,718,561.26 × 15,763,769.50
  4. Step 4: Simplify right side
    22,301,379.53x = 484,240,318,920,676.75
  5. Step 5: Solve for x
    x = 484,240,318,920,676.75/22,301,379.53
  6. Step 6: Final answer
    x = 21,713,469.26

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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.