Home / 13,801,378.51-20,702,282.37-4,086,974.20

Finding the Fourth Proportional to 13,801,378.51, 20,702,282.37 and 4,086,974.20

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Solution

The fourth proportional to 13,801,378.51, 20,702,282.37 and 4,086,974.20 is: 6,130,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,378.51 : 20,702,282.37 = 4,086,974.20 : x
  2. Step 2: Convert to fraction form
    13,801,378.51/20,702,282.37 = 4,086,974.20/x
  3. Step 3: Cross multiply
    13,801,378.51x = 20,702,282.37 × 4,086,974.20
  4. Step 4: Simplify right side
    13,801,378.51x = 84,609,693,927,304.86
  5. Step 5: Solve for x
    x = 84,609,693,927,304.86/13,801,378.51
  6. Step 6: Final answer
    x = 6,130,524.85

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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.