Home / 18,611,511.75-28,310,926.50

Finding the Third Proportional to 18,611,511.75 and 28,310,926.50

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Solution

The third proportional to 18,611,511.75 and 28,310,926.50 is: 43,065,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611,511.75 : 28,310,926.50 = 28,310,926.50 : x
  2. Step 2: Convert to fraction form
    18,611,511.75/28,310,926.50 = 28,310,926.50/x
  3. Step 3: Cross multiply
    18,611,511.75x = 28,310,926.50 × 28,310,926.50
  4. Step 4: Simplify right side
    18,611,511.75x = 801,508,559,288,402.25
  5. Step 5: Solve for x
    x = 801,508,559,288,402.25/18,611,511.75
  6. Step 6: Final answer
    x = 43,065,204.48

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.