Home / 5,200,773.80-7,801,160.70-3,287,586.20

Finding the Fourth Proportional to 5,200,773.80, 7,801,160.70 and 3,287,586.20

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Solution

The fourth proportional to 5,200,773.80, 7,801,160.70 and 3,287,586.20 is: 4,931,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,773.80 : 7,801,160.70 = 3,287,586.20 : x
  2. Step 2: Convert to fraction form
    5,200,773.80/7,801,160.70 = 3,287,586.20/x
  3. Step 3: Cross multiply
    5,200,773.80x = 7,801,160.70 × 3,287,586.20
  4. Step 4: Simplify right side
    5,200,773.80x = 25,646,988,261,302.34
  5. Step 5: Solve for x
    x = 25,646,988,261,302.34/5,200,773.80
  6. Step 6: Final answer
    x = 4,931,379.30

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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.