Home / 75,872,589.90-113,809,059.81-43,734,537.42

Finding the Fourth Proportional to 75,872,589.90, 113,809,059.81 and 43,734,537.42

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Solution

The fourth proportional to 75,872,589.90, 113,809,059.81 and 43,734,537.42 is: 65,601,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,872,589.90 : 113,809,059.81 = 43,734,537.42 : x
  2. Step 2: Convert to fraction form
    75,872,589.90/113,809,059.81 = 43,734,537.42/x
  3. Step 3: Cross multiply
    75,872,589.90x = 113,809,059.81 × 43,734,537.42
  4. Step 4: Simplify right side
    75,872,589.90x = 4,977,386,584,995,463
  5. Step 5: Solve for x
    x = 4,977,386,584,995,463/75,872,589.90
  6. Step 6: Final answer
    x = 65,601,906.98

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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.