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Finding the Third Proportional to 18,326,611.13 and 26,890,798.50

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Solution

The third proportional to 18,326,611.13 and 26,890,798.50 is: 39,457,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,611.13 : 26,890,798.50 = 26,890,798.50 : x
  2. Step 2: Convert to fraction form
    18,326,611.13/26,890,798.50 = 26,890,798.50/x
  3. Step 3: Cross multiply
    18,326,611.13x = 26,890,798.50 × 26,890,798.50
  4. Step 4: Simplify right side
    18,326,611.13x = 723,115,043,967,602.25
  5. Step 5: Solve for x
    x = 723,115,043,967,602.25/18,326,611.13
  6. Step 6: Final answer
    x = 39,457,106.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.