Home / 30,034,246.23-45,049,019.20-8,467,976.79

Finding the Fourth Proportional to 30,034,246.23, 45,049,019.20 and 8,467,976.79

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Solution

The fourth proportional to 30,034,246.23, 45,049,019.20 and 8,467,976.79 is: 12,701,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034,246.23 : 45,049,019.20 = 8,467,976.79 : x
  2. Step 2: Convert to fraction form
    30,034,246.23/45,049,019.20 = 8,467,976.79/x
  3. Step 3: Cross multiply
    30,034,246.23x = 45,049,019.20 × 8,467,976.79
  4. Step 4: Simplify right side
    30,034,246.23x = 381,474,048,976,694.38
  5. Step 5: Solve for x
    x = 381,474,048,976,694.38/30,034,246.23
  6. Step 6: Final answer
    x = 12,701,302.57

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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.