Home / 8,182,856.16-11,297,179.62-7,274,925

Finding the Fourth Proportional to 8,182,856.16, 11,297,179.62 and 7,274,925

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Solution

The fourth proportional to 8,182,856.16, 11,297,179.62 and 7,274,925 is: 10,043,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,856.16 : 11,297,179.62 = 7,274,925 : x
  2. Step 2: Convert to fraction form
    8,182,856.16/11,297,179.62 = 7,274,925/x
  3. Step 3: Cross multiply
    8,182,856.16x = 11,297,179.62 × 7,274,925
  4. Step 4: Simplify right side
    8,182,856.16x = 82,186,134,447,028.50
  5. Step 5: Solve for x
    x = 82,186,134,447,028.50/8,182,856.16
  6. Step 6: Final answer
    x = 10,043,697.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.