Home / 52,647,938.35-72,653,906.91-29,443,157.57

Finding the Fourth Proportional to 52,647,938.35, 72,653,906.91 and 29,443,157.57

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Solution

The fourth proportional to 52,647,938.35, 72,653,906.91 and 29,443,157.57 is: 40,631,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647,938.35 : 72,653,906.91 = 29,443,157.57 : x
  2. Step 2: Convert to fraction form
    52,647,938.35/72,653,906.91 = 29,443,157.57/x
  3. Step 3: Cross multiply
    52,647,938.35x = 72,653,906.91 × 29,443,157.57
  4. Step 4: Simplify right side
    52,647,938.35x = 2,139,160,429,519,288.25
  5. Step 5: Solve for x
    x = 2,139,160,429,519,288.25/52,647,938.35
  6. Step 6: Final answer
    x = 40,631,418.75

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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.