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Finding the Third Proportional to 13,749,808.50 and 30,143,698.88

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Solution

The third proportional to 13,749,808.50 and 30,143,698.88 is: 66,084,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,808.50 : 30,143,698.88 = 30,143,698.88 : x
  2. Step 2: Convert to fraction form
    13,749,808.50/30,143,698.88 = 30,143,698.88/x
  3. Step 3: Cross multiply
    13,749,808.50x = 30,143,698.88 × 30,143,698.88
  4. Step 4: Simplify right side
    13,749,808.50x = 908,642,581,866,676.25
  5. Step 5: Solve for x
    x = 908,642,581,866,676.25/13,749,808.50
  6. Step 6: Final answer
    x = 66,084,017.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.