Home / 7,472,516.94-11,208,786.30-2,081,182.86

Finding the Fourth Proportional to 7,472,516.94, 11,208,786.30 and 2,081,182.86

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Solution

The fourth proportional to 7,472,516.94, 11,208,786.30 and 2,081,182.86 is: 3,121,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472,516.94 : 11,208,786.30 = 2,081,182.86 : x
  2. Step 2: Convert to fraction form
    7,472,516.94/11,208,786.30 = 2,081,182.86/x
  3. Step 3: Cross multiply
    7,472,516.94x = 11,208,786.30 × 2,081,182.86
  4. Step 4: Simplify right side
    7,472,516.94x = 23,327,533,928,962.82
  5. Step 5: Solve for x
    x = 23,327,533,928,962.82/7,472,516.94
  6. Step 6: Final answer
    x = 3,121,777.32

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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.