Home / 20,244,982.20-30,343,853.70-8,108,444.40

Finding the Fourth Proportional to 20,244,982.20, 30,343,853.70 and 8,108,444.40

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Solution

The fourth proportional to 20,244,982.20, 30,343,853.70 and 8,108,444.40 is: 12,153,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244,982.20 : 30,343,853.70 = 8,108,444.40 : x
  2. Step 2: Convert to fraction form
    20,244,982.20/30,343,853.70 = 8,108,444.40/x
  3. Step 3: Cross multiply
    20,244,982.20x = 30,343,853.70 × 8,108,444.40
  4. Step 4: Simplify right side
    20,244,982.20x = 246,041,450,608,184.28
  5. Step 5: Solve for x
    x = 246,041,450,608,184.28/20,244,982.20
  6. Step 6: Final answer
    x = 12,153,206.57

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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.