Home / 7,224,642.21-10,838,770.64-5,098,878.21

Finding the Fourth Proportional to 7,224,642.21, 10,838,770.64 and 5,098,878.21

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Solution

The fourth proportional to 7,224,642.21, 10,838,770.64 and 5,098,878.21 is: 7,649,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224,642.21 : 10,838,770.64 = 5,098,878.21 : x
  2. Step 2: Convert to fraction form
    7,224,642.21/10,838,770.64 = 5,098,878.21/x
  3. Step 3: Cross multiply
    7,224,642.21x = 10,838,770.64 × 5,098,878.21
  4. Step 4: Simplify right side
    7,224,642.21x = 55,265,571,413,989.36
  5. Step 5: Solve for x
    x = 55,265,571,413,989.36/7,224,642.21
  6. Step 6: Final answer
    x = 7,649,592.85

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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.