Home / 18,212,893.38-25,132,806.09-10,063,606.50

Finding the Fourth Proportional to 18,212,893.38, 25,132,806.09 and 10,063,606.50

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Solution

The fourth proportional to 18,212,893.38, 25,132,806.09 and 10,063,606.50 is: 13,887,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,212,893.38 : 25,132,806.09 = 10,063,606.50 : x
  2. Step 2: Convert to fraction form
    18,212,893.38/25,132,806.09 = 10,063,606.50/x
  3. Step 3: Cross multiply
    18,212,893.38x = 25,132,806.09 × 10,063,606.50
  4. Step 4: Simplify right side
    18,212,893.38x = 252,926,670,730,563.59
  5. Step 5: Solve for x
    x = 252,926,670,730,563.59/18,212,893.38
  6. Step 6: Final answer
    x = 13,887,231.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.