Home / 52,998,858.64-79,515,084.12-18,919,450

Finding the Fourth Proportional to 52,998,858.64, 79,515,084.12 and 18,919,450

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Solution

The fourth proportional to 52,998,858.64, 79,515,084.12 and 18,919,450 is: 28,385,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,998,858.64 : 79,515,084.12 = 18,919,450 : x
  2. Step 2: Convert to fraction form
    52,998,858.64/79,515,084.12 = 18,919,450/x
  3. Step 3: Cross multiply
    52,998,858.64x = 79,515,084.12 × 18,919,450
  4. Step 4: Simplify right side
    52,998,858.64x = 1,504,381,658,254,134
  5. Step 5: Solve for x
    x = 1,504,381,658,254,134/52,998,858.64
  6. Step 6: Final answer
    x = 28,385,170.87

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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.