Home / 5,376,138.20-8,064,207.30-5,338,813.40

Finding the Fourth Proportional to 5,376,138.20, 8,064,207.30 and 5,338,813.40

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Solution

The fourth proportional to 5,376,138.20, 8,064,207.30 and 5,338,813.40 is: 8,008,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,138.20 : 8,064,207.30 = 5,338,813.40 : x
  2. Step 2: Convert to fraction form
    5,376,138.20/8,064,207.30 = 5,338,813.40/x
  3. Step 3: Cross multiply
    5,376,138.20x = 8,064,207.30 × 5,338,813.40
  4. Step 4: Simplify right side
    5,376,138.20x = 43,053,297,993,617.82
  5. Step 5: Solve for x
    x = 43,053,297,993,617.82/5,376,138.20
  6. Step 6: Final answer
    x = 8,008,220.10

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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.