Home / 13,888,903.20-20,833,357.20-5,797,464.80

Finding the Fourth Proportional to 13,888,903.20, 20,833,357.20 and 5,797,464.80

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Solution

The fourth proportional to 13,888,903.20, 20,833,357.20 and 5,797,464.80 is: 8,696,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888,903.20 : 20,833,357.20 = 5,797,464.80 : x
  2. Step 2: Convert to fraction form
    13,888,903.20/20,833,357.20 = 5,797,464.80/x
  3. Step 3: Cross multiply
    13,888,903.20x = 20,833,357.20 × 5,797,464.80
  4. Step 4: Simplify right side
    13,888,903.20x = 120,780,655,032,826.55
  5. Step 5: Solve for x
    x = 120,780,655,032,826.55/13,888,903.20
  6. Step 6: Final answer
    x = 8,696,198.20

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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.