Home / 8,084,512.20-12,126,768.30-5,214,730.80

Finding the Fourth Proportional to 8,084,512.20, 12,126,768.30 and 5,214,730.80

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Solution

The fourth proportional to 8,084,512.20, 12,126,768.30 and 5,214,730.80 is: 7,822,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,512.20 : 12,126,768.30 = 5,214,730.80 : x
  2. Step 2: Convert to fraction form
    8,084,512.20/12,126,768.30 = 5,214,730.80/x
  3. Step 3: Cross multiply
    8,084,512.20x = 12,126,768.30 × 5,214,730.80
  4. Step 4: Simplify right side
    8,084,512.20x = 63,237,832,158,473.64
  5. Step 5: Solve for x
    x = 63,237,832,158,473.64/8,084,512.20
  6. Step 6: Final answer
    x = 7,822,096.20

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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.