Home / 13,987,299.72-20,975,635.14-6,693,272.40

Finding the Fourth Proportional to 13,987,299.72, 20,975,635.14 and 6,693,272.40

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Solution

The fourth proportional to 13,987,299.72, 20,975,635.14 and 6,693,272.40 is: 10,037,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,987,299.72 : 20,975,635.14 = 6,693,272.40 : x
  2. Step 2: Convert to fraction form
    13,987,299.72/20,975,635.14 = 6,693,272.40/x
  3. Step 3: Cross multiply
    13,987,299.72x = 20,975,635.14 × 6,693,272.40
  4. Step 4: Simplify right side
    13,987,299.72x = 140,395,639,755,032.14
  5. Step 5: Solve for x
    x = 140,395,639,755,032.14/13,987,299.72
  6. Step 6: Final answer
    x = 10,037,365.51

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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.