Home / 5,636,997.30-8,455,455.45-1,377,126.30

Finding the Fourth Proportional to 5,636,997.30, 8,455,455.45 and 1,377,126.30

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Solution

The fourth proportional to 5,636,997.30, 8,455,455.45 and 1,377,126.30 is: 2,065,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636,997.30 : 8,455,455.45 = 1,377,126.30 : x
  2. Step 2: Convert to fraction form
    5,636,997.30/8,455,455.45 = 1,377,126.30/x
  3. Step 3: Cross multiply
    5,636,997.30x = 8,455,455.45 × 1,377,126.30
  4. Step 4: Simplify right side
    5,636,997.30x = 11,644,230,078,673.33
  5. Step 5: Solve for x
    x = 11,644,230,078,673.33/5,636,997.30
  6. Step 6: Final answer
    x = 2,065,679.56

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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.