Home / 8,082,002.10-12,123,003.15-7,798,566.90

Finding the Fourth Proportional to 8,082,002.10, 12,123,003.15 and 7,798,566.90

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Solution

The fourth proportional to 8,082,002.10, 12,123,003.15 and 7,798,566.90 is: 11,697,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,002.10 : 12,123,003.15 = 7,798,566.90 : x
  2. Step 2: Convert to fraction form
    8,082,002.10/12,123,003.15 = 7,798,566.90/x
  3. Step 3: Cross multiply
    8,082,002.10x = 12,123,003.15 × 7,798,566.90
  4. Step 4: Simplify right side
    8,082,002.10x = 94,542,051,094,185.75
  5. Step 5: Solve for x
    x = 94,542,051,094,185.75/8,082,002.10
  6. Step 6: Final answer
    x = 11,697,850.35

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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.