Home / 73,147,326.87-109,720,771.58-18,559,806.87

Finding the Fourth Proportional to 73,147,326.87, 109,720,771.58 and 18,559,806.87

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Solution

The fourth proportional to 73,147,326.87, 109,720,771.58 and 18,559,806.87 is: 27,839,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,147,326.87 : 109,720,771.58 = 18,559,806.87 : x
  2. Step 2: Convert to fraction form
    73,147,326.87/109,720,771.58 = 18,559,806.87/x
  3. Step 3: Cross multiply
    73,147,326.87x = 109,720,771.58 × 18,559,806.87
  4. Step 4: Simplify right side
    73,147,326.87x = 2,036,396,330,152,184.75
  5. Step 5: Solve for x
    x = 2,036,396,330,152,184.75/73,147,326.87
  6. Step 6: Final answer
    x = 27,839,654.81

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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.