Home / 6,401,989.61-8,834,975.62-3,649,092.42

Finding the Fourth Proportional to 6,401,989.61, 8,834,975.62 and 3,649,092.42

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Solution

The fourth proportional to 6,401,989.61, 8,834,975.62 and 3,649,092.42 is: 5,035,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,989.61 : 8,834,975.62 = 3,649,092.42 : x
  2. Step 2: Convert to fraction form
    6,401,989.61/8,834,975.62 = 3,649,092.42/x
  3. Step 3: Cross multiply
    6,401,989.61x = 8,834,975.62 × 3,649,092.42
  4. Step 4: Simplify right side
    6,401,989.61x = 32,239,642,610,361.38
  5. Step 5: Solve for x
    x = 32,239,642,610,361.38/6,401,989.61
  6. Step 6: Final answer
    x = 5,035,878.62

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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.