Home / 8,241,994.45-12,347,824.88-5,167,400.53

Finding the Fourth Proportional to 8,241,994.45, 12,347,824.88 and 5,167,400.53

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Solution

The fourth proportional to 8,241,994.45, 12,347,824.88 and 5,167,400.53 is: 7,741,591.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241,994.45 : 12,347,824.88 = 5,167,400.53 : x
  2. Step 2: Convert to fraction form
    8,241,994.45/12,347,824.88 = 5,167,400.53/x
  3. Step 3: Cross multiply
    8,241,994.45x = 12,347,824.88 × 5,167,400.53
  4. Step 4: Simplify right side
    8,241,994.45x = 63,806,156,803,422.19
  5. Step 5: Solve for x
    x = 63,806,156,803,422.19/8,241,994.45
  6. Step 6: Final answer
    x = 7,741,591.82

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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.