Home / 67,034,165.18-100,553,134.58-18,512,019.19

Finding the Fourth Proportional to 67,034,165.18, 100,553,134.58 and 18,512,019.19

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Solution

The fourth proportional to 67,034,165.18, 100,553,134.58 and 18,512,019.19 is: 27,768,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,034,165.18 : 100,553,134.58 = 18,512,019.19 : x
  2. Step 2: Convert to fraction form
    67,034,165.18/100,553,134.58 = 18,512,019.19/x
  3. Step 3: Cross multiply
    67,034,165.18x = 100,553,134.58 × 18,512,019.19
  4. Step 4: Simplify right side
    67,034,165.18x = 1,861,441,556,364,286.75
  5. Step 5: Solve for x
    x = 1,861,441,556,364,286.75/67,034,165.18
  6. Step 6: Final answer
    x = 27,768,549.84

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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.