Home / 13,836,509.40-20,754,764.10-13,647,552.60

Finding the Fourth Proportional to 13,836,509.40, 20,754,764.10 and 13,647,552.60

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Solution

The fourth proportional to 13,836,509.40, 20,754,764.10 and 13,647,552.60 is: 20,471,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836,509.40 : 20,754,764.10 = 13,647,552.60 : x
  2. Step 2: Convert to fraction form
    13,836,509.40/20,754,764.10 = 13,647,552.60/x
  3. Step 3: Cross multiply
    13,836,509.40x = 20,754,764.10 × 13,647,552.60
  4. Step 4: Simplify right side
    13,836,509.40x = 283,251,734,755,341.69
  5. Step 5: Solve for x
    x = 283,251,734,755,341.69/13,836,509.40
  6. Step 6: Final answer
    x = 20,471,328.90

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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.