Home / 8,064,266.30-12,082,402.65-5,222,915.90

Finding the Fourth Proportional to 8,064,266.30, 12,082,402.65 and 5,222,915.90

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Solution

The fourth proportional to 8,064,266.30, 12,082,402.65 and 5,222,915.90 is: 7,825,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,266.30 : 12,082,402.65 = 5,222,915.90 : x
  2. Step 2: Convert to fraction form
    8,064,266.30/12,082,402.65 = 5,222,915.90/x
  3. Step 3: Cross multiply
    8,064,266.30x = 12,082,402.65 × 5,222,915.90
  4. Step 4: Simplify right side
    8,064,266.30x = 63,105,372,910,887.14
  5. Step 5: Solve for x
    x = 63,105,372,910,887.14/8,064,266.30
  6. Step 6: Final answer
    x = 7,825,308.66

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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.