Home / 23,331,680.20-34,997,520.30-20,980,217.80

Finding the Fourth Proportional to 23,331,680.20, 34,997,520.30 and 20,980,217.80

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Solution

The fourth proportional to 23,331,680.20, 34,997,520.30 and 20,980,217.80 is: 31,470,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331,680.20 : 34,997,520.30 = 20,980,217.80 : x
  2. Step 2: Convert to fraction form
    23,331,680.20/34,997,520.30 = 20,980,217.80/x
  3. Step 3: Cross multiply
    23,331,680.20x = 34,997,520.30 × 20,980,217.80
  4. Step 4: Simplify right side
    23,331,680.20x = 734,255,598,353,921.25
  5. Step 5: Solve for x
    x = 734,255,598,353,921.25/23,331,680.20
  6. Step 6: Final answer
    x = 31,470,326.70

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1.5x scale

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.