Home / 5,074,575.21-7,611,480.05-1,616,175.18

Finding the Fourth Proportional to 5,074,575.21, 7,611,480.05 and 1,616,175.18

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Solution

The fourth proportional to 5,074,575.21, 7,611,480.05 and 1,616,175.18 is: 2,424,140.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074,575.21 : 7,611,480.05 = 1,616,175.18 : x
  2. Step 2: Convert to fraction form
    5,074,575.21/7,611,480.05 = 1,616,175.18/x
  3. Step 3: Cross multiply
    5,074,575.21x = 7,611,480.05 × 1,616,175.18
  4. Step 4: Simplify right side
    5,074,575.21x = 12,301,485,131,794.28
  5. Step 5: Solve for x
    x = 12,301,485,131,794.28/5,074,575.21
  6. Step 6: Final answer
    x = 2,424,140.86

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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.