Home / 5,127,880.26-7,076,581.29-2,836,195.86

Finding the Fourth Proportional to 5,127,880.26, 7,076,581.29 and 2,836,195.86

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Solution

The fourth proportional to 5,127,880.26, 7,076,581.29 and 2,836,195.86 is: 3,914,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,880.26 : 7,076,581.29 = 2,836,195.86 : x
  2. Step 2: Convert to fraction form
    5,127,880.26/7,076,581.29 = 2,836,195.86/x
  3. Step 3: Cross multiply
    5,127,880.26x = 7,076,581.29 × 2,836,195.86
  4. Step 4: Simplify right side
    5,127,880.26x = 20,070,570,557,651.46
  5. Step 5: Solve for x
    x = 20,070,570,557,651.46/5,127,880.26
  6. Step 6: Final answer
    x = 3,914,009.21

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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.