Home / 71,617,094.66-107,447,023.75-67,339,396.10

Finding the Fourth Proportional to 71,617,094.66, 107,447,023.75 and 67,339,396.10

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Solution

The fourth proportional to 71,617,094.66, 107,447,023.75 and 67,339,396.10 is: 101,029,198.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,617,094.66 : 107,447,023.75 = 67,339,396.10 : x
  2. Step 2: Convert to fraction form
    71,617,094.66/107,447,023.75 = 67,339,396.10/x
  3. Step 3: Cross multiply
    71,617,094.66x = 107,447,023.75 × 67,339,396.10
  4. Step 4: Simplify right side
    71,617,094.66x = 7,235,417,692,067,357
  5. Step 5: Solve for x
    x = 7,235,417,692,067,357/71,617,094.66
  6. Step 6: Final answer
    x = 101,029,198.77

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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.