Home / 8,614,668.51-11,888,089.41-4,694,458.86

Finding the Fourth Proportional to 8,614,668.51, 11,888,089.41 and 4,694,458.86

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Solution

The fourth proportional to 8,614,668.51, 11,888,089.41 and 4,694,458.86 is: 6,478,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,668.51 : 11,888,089.41 = 4,694,458.86 : x
  2. Step 2: Convert to fraction form
    8,614,668.51/11,888,089.41 = 4,694,458.86/x
  3. Step 3: Cross multiply
    8,614,668.51x = 11,888,089.41 × 4,694,458.86
  4. Step 4: Simplify right side
    8,614,668.51x = 55,808,146,659,246.68
  5. Step 5: Solve for x
    x = 55,808,146,659,246.68/8,614,668.51
  6. Step 6: Final answer
    x = 6,478,269.78

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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.