Home / 5,414,297.70-8,121,446.55-5,376,972.90

Finding the Fourth Proportional to 5,414,297.70, 8,121,446.55 and 5,376,972.90

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Solution

The fourth proportional to 5,414,297.70, 8,121,446.55 and 5,376,972.90 is: 8,065,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,297.70 : 8,121,446.55 = 5,376,972.90 : x
  2. Step 2: Convert to fraction form
    5,414,297.70/8,121,446.55 = 5,376,972.90/x
  3. Step 3: Cross multiply
    5,414,297.70x = 8,121,446.55 × 5,376,972.90
  4. Step 4: Simplify right side
    5,414,297.70x = 43,668,798,008,148.50
  5. Step 5: Solve for x
    x = 43,668,798,008,148.50/5,414,297.70
  6. Step 6: Final answer
    x = 8,065,459.35

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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.