Home / 9,215,068.96-12,719,324.52-5,348,835.72

Finding the Fourth Proportional to 9,215,068.96, 12,719,324.52 and 5,348,835.72

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Solution

The fourth proportional to 9,215,068.96, 12,719,324.52 and 5,348,835.72 is: 7,382,861.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,068.96 : 12,719,324.52 = 5,348,835.72 : x
  2. Step 2: Convert to fraction form
    9,215,068.96/12,719,324.52 = 5,348,835.72/x
  3. Step 3: Cross multiply
    9,215,068.96x = 12,719,324.52 × 5,348,835.72
  4. Step 4: Simplify right side
    9,215,068.96x = 68,033,577,326,847.85
  5. Step 5: Solve for x
    x = 68,033,577,326,847.85/9,215,068.96
  6. Step 6: Final answer
    x = 7,382,861.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.