Home / 5,431,068.20-8,151,851.10-2,738,433.80

Finding the Fourth Proportional to 5,431,068.20, 8,151,851.10 and 2,738,433.80

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Solution

The fourth proportional to 5,431,068.20, 8,151,851.10 and 2,738,433.80 is: 4,110,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,068.20 : 8,151,851.10 = 2,738,433.80 : x
  2. Step 2: Convert to fraction form
    5,431,068.20/8,151,851.10 = 2,738,433.80/x
  3. Step 3: Cross multiply
    5,431,068.20x = 8,151,851.10 × 2,738,433.80
  4. Step 4: Simplify right side
    5,431,068.20x = 22,323,304,584,807.18
  5. Step 5: Solve for x
    x = 22,323,304,584,807.18/5,431,068.20
  6. Step 6: Final answer
    x = 4,110,297.23

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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.