Home / 13,627,579.20-20,441,368.79-5,538,659.66

Finding the Fourth Proportional to 13,627,579.20, 20,441,368.79 and 5,538,659.66

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Solution

The fourth proportional to 13,627,579.20, 20,441,368.79 and 5,538,659.66 is: 8,307,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,579.20 : 20,441,368.79 = 5,538,659.66 : x
  2. Step 2: Convert to fraction form
    13,627,579.20/20,441,368.79 = 5,538,659.66/x
  3. Step 3: Cross multiply
    13,627,579.20x = 20,441,368.79 × 5,538,659.66
  4. Step 4: Simplify right side
    13,627,579.20x = 113,217,784,712,356.02
  5. Step 5: Solve for x
    x = 113,217,784,712,356.02/13,627,579.20
  6. Step 6: Final answer
    x = 8,307,989.49

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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.