Home / 69,247,928-95,564,954.40-38,307,563.84

Finding the Fourth Proportional to 69,247,928, 95,564,954.40 and 38,307,563.84

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Solution

The fourth proportional to 69,247,928, 95,564,954.40 and 38,307,563.84 is: 52,865,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,247,928 : 95,564,954.40 = 38,307,563.84 : x
  2. Step 2: Convert to fraction form
    69,247,928/95,564,954.40 = 38,307,563.84/x
  3. Step 3: Cross multiply
    69,247,928x = 95,564,954.40 × 38,307,563.84
  4. Step 4: Simplify right side
    69,247,928x = 3,660,860,591,544,689.50
  5. Step 5: Solve for x
    x = 3,660,860,591,544,689.50/69,247,928
  6. Step 6: Final answer
    x = 52,865,994.66

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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.