Home / 8,256,350.10-12,384,525.15-6,555,738.90

Finding the Fourth Proportional to 8,256,350.10, 12,384,525.15 and 6,555,738.90

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Solution

The fourth proportional to 8,256,350.10, 12,384,525.15 and 6,555,738.90 is: 9,833,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256,350.10 : 12,384,525.15 = 6,555,738.90 : x
  2. Step 2: Convert to fraction form
    8,256,350.10/12,384,525.15 = 6,555,738.90/x
  3. Step 3: Cross multiply
    8,256,350.10x = 12,384,525.15 × 6,555,738.90
  4. Step 4: Simplify right side
    8,256,350.10x = 81,189,713,283,883.34
  5. Step 5: Solve for x
    x = 81,189,713,283,883.34/8,256,350.10
  6. Step 6: Final answer
    x = 9,833,608.35

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Double scale
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Similar ratio
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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.