Home / 25,513,310.43-35,212,407.39-15,206,012.28

Finding the Fourth Proportional to 25,513,310.43, 35,212,407.39 and 15,206,012.28

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Solution

The fourth proportional to 25,513,310.43, 35,212,407.39 and 15,206,012.28 is: 20,986,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513,310.43 : 35,212,407.39 = 15,206,012.28 : x
  2. Step 2: Convert to fraction form
    25,513,310.43/35,212,407.39 = 15,206,012.28/x
  3. Step 3: Cross multiply
    25,513,310.43x = 35,212,407.39 × 15,206,012.28
  4. Step 4: Simplify right side
    25,513,310.43x = 535,440,299,180,702.75
  5. Step 5: Solve for x
    x = 535,440,299,180,702.75/25,513,310.43
  6. Step 6: Final answer
    x = 20,986,704.20

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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.