Home / 18,243,339.25-39,662,121.50

Finding the Third Proportional to 18,243,339.25 and 39,662,121.50

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Solution

The third proportional to 18,243,339.25 and 39,662,121.50 is: 86,227,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243,339.25 : 39,662,121.50 = 39,662,121.50 : x
  2. Step 2: Convert to fraction form
    18,243,339.25/39,662,121.50 = 39,662,121.50/x
  3. Step 3: Cross multiply
    18,243,339.25x = 39,662,121.50 × 39,662,121.50
  4. Step 4: Simplify right side
    18,243,339.25x = 1,573,083,881,880,762.25
  5. Step 5: Solve for x
    x = 1,573,083,881,880,762.25/18,243,339.25
  6. Step 6: Final answer
    x = 86,227,847.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.