Home / 7,461,245.90-11,191,868.85-6,873,380.30

Finding the Fourth Proportional to 7,461,245.90, 11,191,868.85 and 6,873,380.30

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Solution

The fourth proportional to 7,461,245.90, 11,191,868.85 and 6,873,380.30 is: 10,310,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,245.90 : 11,191,868.85 = 6,873,380.30 : x
  2. Step 2: Convert to fraction form
    7,461,245.90/11,191,868.85 = 6,873,380.30/x
  3. Step 3: Cross multiply
    7,461,245.90x = 11,191,868.85 × 6,873,380.30
  4. Step 4: Simplify right side
    7,461,245.90x = 76,925,970,873,773.66
  5. Step 5: Solve for x
    x = 76,925,970,873,773.66/7,461,245.90
  6. Step 6: Final answer
    x = 10,310,070.45

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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.