Home / 13,738,284.60-20,609,759.70-7,346,801.40

Finding the Fourth Proportional to 13,738,284.60, 20,609,759.70 and 7,346,801.40

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Solution

The fourth proportional to 13,738,284.60, 20,609,759.70 and 7,346,801.40 is: 11,021,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,284.60 : 20,609,759.70 = 7,346,801.40 : x
  2. Step 2: Convert to fraction form
    13,738,284.60/20,609,759.70 = 7,346,801.40/x
  3. Step 3: Cross multiply
    13,738,284.60x = 20,609,759.70 × 7,346,801.40
  4. Step 4: Simplify right side
    13,738,284.60x = 151,415,811,417,623.59
  5. Step 5: Solve for x
    x = 151,415,811,417,623.59/13,738,284.60
  6. Step 6: Final answer
    x = 11,021,449.61

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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.