Home / 13,628,697.93-20,438,622.54-4,528,351.44

Finding the Fourth Proportional to 13,628,697.93, 20,438,622.54 and 4,528,351.44

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Solution

The fourth proportional to 13,628,697.93, 20,438,622.54 and 4,528,351.44 is: 6,791,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,628,697.93 : 20,438,622.54 = 4,528,351.44 : x
  2. Step 2: Convert to fraction form
    13,628,697.93/20,438,622.54 = 4,528,351.44/x
  3. Step 3: Cross multiply
    13,628,697.93x = 20,438,622.54 × 4,528,351.44
  4. Step 4: Simplify right side
    13,628,697.93x = 92,553,265,810,625.47
  5. Step 5: Solve for x
    x = 92,553,265,810,625.47/13,628,697.93
  6. Step 6: Final answer
    x = 6,791,057.10

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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.