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Finding the Third Proportional to 11,559,321 and 18,000,841.50

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Solution

The third proportional to 11,559,321 and 18,000,841.50 is: 28,031,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559,321 : 18,000,841.50 = 18,000,841.50 : x
  2. Step 2: Convert to fraction form
    11,559,321/18,000,841.50 = 18,000,841.50/x
  3. Step 3: Cross multiply
    11,559,321x = 18,000,841.50 × 18,000,841.50
  4. Step 4: Simplify right side
    11,559,321x = 324,030,294,708,122.25
  5. Step 5: Solve for x
    x = 324,030,294,708,122.25/11,559,321
  6. Step 6: Final answer
    x = 28,031,948.82

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.