Home / 20,228,889.04-30,343,364.28-8,261,625.04

Finding the Fourth Proportional to 20,228,889.04, 30,343,364.28 and 8,261,625.04

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Solution

The fourth proportional to 20,228,889.04, 30,343,364.28 and 8,261,625.04 is: 12,392,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,889.04 : 30,343,364.28 = 8,261,625.04 : x
  2. Step 2: Convert to fraction form
    20,228,889.04/30,343,364.28 = 8,261,625.04/x
  3. Step 3: Cross multiply
    20,228,889.04x = 30,343,364.28 × 8,261,625.04
  4. Step 4: Simplify right side
    20,228,889.04x = 250,685,498,133,489.59
  5. Step 5: Solve for x
    x = 250,685,498,133,489.59/20,228,889.04
  6. Step 6: Final answer
    x = 12,392,450.11

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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.