Home / 5,646,607.42-7,791,685.76-3,198,694.21

Finding the Fourth Proportional to 5,646,607.42, 7,791,685.76 and 3,198,694.21

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Solution

The fourth proportional to 5,646,607.42, 7,791,685.76 and 3,198,694.21 is: 4,413,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646,607.42 : 7,791,685.76 = 3,198,694.21 : x
  2. Step 2: Convert to fraction form
    5,646,607.42/7,791,685.76 = 3,198,694.21/x
  3. Step 3: Cross multiply
    5,646,607.42x = 7,791,685.76 × 3,198,694.21
  4. Step 4: Simplify right side
    5,646,607.42x = 24,923,220,071,699.55
  5. Step 5: Solve for x
    x = 24,923,220,071,699.55/5,646,607.42
  6. Step 6: Final answer
    x = 4,413,839.72

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1.5x scale

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.