Home / 20,246,310.45-30,376,551.56-5,870,240.91

Finding the Fourth Proportional to 20,246,310.45, 30,376,551.56 and 5,870,240.91

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Solution

The fourth proportional to 20,246,310.45, 30,376,551.56 and 5,870,240.91 is: 8,807,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,310.45 : 30,376,551.56 = 5,870,240.91 : x
  2. Step 2: Convert to fraction form
    20,246,310.45/30,376,551.56 = 5,870,240.91/x
  3. Step 3: Cross multiply
    20,246,310.45x = 30,376,551.56 × 5,870,240.91
  4. Step 4: Simplify right side
    20,246,310.45x = 178,317,675,642,885.12
  5. Step 5: Solve for x
    x = 178,317,675,642,885.12/20,246,310.45
  6. Step 6: Final answer
    x = 8,807,415.85

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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.