Home / 25,242,899.24-37,850,876.13-13,100,135.78

Finding the Fourth Proportional to 25,242,899.24, 37,850,876.13 and 13,100,135.78

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Solution

The fourth proportional to 25,242,899.24, 37,850,876.13 and 13,100,135.78 is: 19,643,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242,899.24 : 37,850,876.13 = 13,100,135.78 : x
  2. Step 2: Convert to fraction form
    25,242,899.24/37,850,876.13 = 13,100,135.78/x
  3. Step 3: Cross multiply
    25,242,899.24x = 37,850,876.13 × 13,100,135.78
  4. Step 4: Simplify right side
    25,242,899.24x = 495,851,616,694,960.94
  5. Step 5: Solve for x
    x = 495,851,616,694,960.94/25,242,899.24
  6. Step 6: Final answer
    x = 19,643,211.82

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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.