Home / 20,696,883.50-31,052,234.84-9,180,762.04

Finding the Fourth Proportional to 20,696,883.50, 31,052,234.84 and 9,180,762.04

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Solution

The fourth proportional to 20,696,883.50, 31,052,234.84 and 9,180,762.04 is: 13,774,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696,883.50 : 31,052,234.84 = 9,180,762.04 : x
  2. Step 2: Convert to fraction form
    20,696,883.50/31,052,234.84 = 9,180,762.04/x
  3. Step 3: Cross multiply
    20,696,883.50x = 31,052,234.84 × 9,180,762.04
  4. Step 4: Simplify right side
    20,696,883.50x = 285,083,178,876,237.44
  5. Step 5: Solve for x
    x = 285,083,178,876,237.44/20,696,883.50
  6. Step 6: Final answer
    x = 13,774,208.03

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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.