Home / 13,986,780.15-20,983,529.77-5,350,739.36

Finding the Fourth Proportional to 13,986,780.15, 20,983,529.77 and 5,350,739.36

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Solution

The fourth proportional to 13,986,780.15, 20,983,529.77 and 5,350,739.36 is: 8,027,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,780.15 : 20,983,529.77 = 5,350,739.36 : x
  2. Step 2: Convert to fraction form
    13,986,780.15/20,983,529.77 = 5,350,739.36/x
  3. Step 3: Cross multiply
    13,986,780.15x = 20,983,529.77 × 5,350,739.36
  4. Step 4: Simplify right side
    13,986,780.15x = 112,277,398,681,906.52
  5. Step 5: Solve for x
    x = 112,277,398,681,906.52/13,986,780.15
  6. Step 6: Final answer
    x = 8,027,394.26

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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.