Home / 5,175,792.06-7,142,433.88-3,243,118.30

Finding the Fourth Proportional to 5,175,792.06, 7,142,433.88 and 3,243,118.30

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Solution

The fourth proportional to 5,175,792.06, 7,142,433.88 and 3,243,118.30 is: 4,475,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,792.06 : 7,142,433.88 = 3,243,118.30 : x
  2. Step 2: Convert to fraction form
    5,175,792.06/7,142,433.88 = 3,243,118.30/x
  3. Step 3: Cross multiply
    5,175,792.06x = 7,142,433.88 × 3,243,118.30
  4. Step 4: Simplify right side
    5,175,792.06x = 23,163,758,022,768.00
  5. Step 5: Solve for x
    x = 23,163,758,022,768.00/5,175,792.06
  6. Step 6: Final answer
    x = 4,475,403.52

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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.