Home / 5,139,417.75-7,092,396.20-3,074,520.04

Finding the Fourth Proportional to 5,139,417.75, 7,092,396.20 and 3,074,520.04

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Solution

The fourth proportional to 5,139,417.75, 7,092,396.20 and 3,074,520.04 is: 4,242,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,417.75 : 7,092,396.20 = 3,074,520.04 : x
  2. Step 2: Convert to fraction form
    5,139,417.75/7,092,396.20 = 3,074,520.04/x
  3. Step 3: Cross multiply
    5,139,417.75x = 7,092,396.20 × 3,074,520.04
  4. Step 4: Simplify right side
    5,139,417.75x = 21,805,714,221,180.98
  5. Step 5: Solve for x
    x = 21,805,714,221,180.98/5,139,417.75
  6. Step 6: Final answer
    x = 4,242,837.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.