Home / 11,068,564.55-15,279,516.99-7,150,231.20

Finding the Fourth Proportional to 11,068,564.55, 15,279,516.99 and 7,150,231.20

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Solution

The fourth proportional to 11,068,564.55, 15,279,516.99 and 7,150,231.20 is: 9,870,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068,564.55 : 15,279,516.99 = 7,150,231.20 : x
  2. Step 2: Convert to fraction form
    11,068,564.55/15,279,516.99 = 7,150,231.20/x
  3. Step 3: Cross multiply
    11,068,564.55x = 15,279,516.99 × 7,150,231.20
  4. Step 4: Simplify right side
    11,068,564.55x = 109,252,079,120,703.67
  5. Step 5: Solve for x
    x = 109,252,079,120,703.67/11,068,564.55
  6. Step 6: Final answer
    x = 9,870,483.08

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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.