Home / 13,464,163.40-20,194,276.80-3,878,542.40

Finding the Fourth Proportional to 13,464,163.40, 20,194,276.80 and 3,878,542.40

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Solution

The fourth proportional to 13,464,163.40, 20,194,276.80 and 3,878,542.40 is: 5,817,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,163.40 : 20,194,276.80 = 3,878,542.40 : x
  2. Step 2: Convert to fraction form
    13,464,163.40/20,194,276.80 = 3,878,542.40/x
  3. Step 3: Cross multiply
    13,464,163.40x = 20,194,276.80 × 3,878,542.40
  4. Step 4: Simplify right side
    13,464,163.40x = 78,324,358,806,136.33
  5. Step 5: Solve for x
    x = 78,324,358,806,136.33/13,464,163.40
  6. Step 6: Final answer
    x = 5,817,246.60

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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.