Home / 8,084,486.80-12,126,730.20-7,765,622.20

Finding the Fourth Proportional to 8,084,486.80, 12,126,730.20 and 7,765,622.20

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Solution

The fourth proportional to 8,084,486.80, 12,126,730.20 and 7,765,622.20 is: 11,648,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,486.80 : 12,126,730.20 = 7,765,622.20 : x
  2. Step 2: Convert to fraction form
    8,084,486.80/12,126,730.20 = 7,765,622.20/x
  3. Step 3: Cross multiply
    8,084,486.80x = 12,126,730.20 × 7,765,622.20
  4. Step 4: Simplify right side
    8,084,486.80x = 94,171,605,254,530.44
  5. Step 5: Solve for x
    x = 94,171,605,254,530.44/8,084,486.80
  6. Step 6: Final answer
    x = 11,648,433.30

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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.