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Finding the Third Proportional to 8,859,031.50 and 13,879,038

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Solution

The third proportional to 8,859,031.50 and 13,879,038 is: 21,743,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,031.50 : 13,879,038 = 13,879,038 : x
  2. Step 2: Convert to fraction form
    8,859,031.50/13,879,038 = 13,879,038/x
  3. Step 3: Cross multiply
    8,859,031.50x = 13,879,038 × 13,879,038
  4. Step 4: Simplify right side
    8,859,031.50x = 192,627,695,805,444
  5. Step 5: Solve for x
    x = 192,627,695,805,444/8,859,031.50
  6. Step 6: Final answer
    x = 21,743,651.75

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.