Home / 75,872,589.40-113,809,059.06-43,734,536.92

Finding the Fourth Proportional to 75,872,589.40, 113,809,059.06 and 43,734,536.92

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Solution

The fourth proportional to 75,872,589.40, 113,809,059.06 and 43,734,536.92 is: 65,601,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,872,589.40 : 113,809,059.06 = 43,734,536.92 : x
  2. Step 2: Convert to fraction form
    75,872,589.40/113,809,059.06 = 43,734,536.92/x
  3. Step 3: Cross multiply
    75,872,589.40x = 113,809,059.06 × 43,734,536.92
  4. Step 4: Simplify right side
    75,872,589.40x = 4,977,386,495,290,031
  5. Step 5: Solve for x
    x = 4,977,386,495,290,031/75,872,589.40
  6. Step 6: Final answer
    x = 65,601,906.23

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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.