Home / 13,651,272.50-20,480,276.74-4,066,613.78

Finding the Fourth Proportional to 13,651,272.50, 20,480,276.74 and 4,066,613.78

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Solution

The fourth proportional to 13,651,272.50, 20,480,276.74 and 4,066,613.78 is: 6,100,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651,272.50 : 20,480,276.74 = 4,066,613.78 : x
  2. Step 2: Convert to fraction form
    13,651,272.50/20,480,276.74 = 4,066,613.78/x
  3. Step 3: Cross multiply
    13,651,272.50x = 20,480,276.74 × 4,066,613.78
  4. Step 4: Simplify right side
    13,651,272.50x = 83,285,375,609,097.47
  5. Step 5: Solve for x
    x = 83,285,375,609,097.47/13,651,272.50
  6. Step 6: Final answer
    x = 6,100,923.97

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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.