Home / 75,551,575.08-113,314,685.60-20,969,706.04

Finding the Fourth Proportional to 75,551,575.08, 113,314,685.60 and 20,969,706.04

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Solution

The fourth proportional to 75,551,575.08, 113,314,685.60 and 20,969,706.04 is: 31,451,040.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,551,575.08 : 113,314,685.60 = 20,969,706.04 : x
  2. Step 2: Convert to fraction form
    75,551,575.08/113,314,685.60 = 20,969,706.04/x
  3. Step 3: Cross multiply
    75,551,575.08x = 113,314,685.60 × 20,969,706.04
  4. Step 4: Simplify right side
    75,551,575.08x = 2,376,175,647,047,021
  5. Step 5: Solve for x
    x = 2,376,175,647,047,021/75,551,575.08
  6. Step 6: Final answer
    x = 31,451,040.49

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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.