Home / 66,345,741.57-99,563,452.68-23,215,318.59

Finding the Fourth Proportional to 66,345,741.57, 99,563,452.68 and 23,215,318.59

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Solution

The fourth proportional to 66,345,741.57, 99,563,452.68 and 23,215,318.59 is: 34,838,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,345,741.57 : 99,563,452.68 = 23,215,318.59 : x
  2. Step 2: Convert to fraction form
    66,345,741.57/99,563,452.68 = 23,215,318.59/x
  3. Step 3: Cross multiply
    66,345,741.57x = 99,563,452.68 × 23,215,318.59
  4. Step 4: Simplify right side
    66,345,741.57x = 2,311,397,273,886,589.50
  5. Step 5: Solve for x
    x = 2,311,397,273,886,589.50/66,345,741.57
  6. Step 6: Final answer
    x = 34,838,668.15

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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.