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Finding the Third Proportional to 4,549,188 and 9,803,400

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Solution

The third proportional to 4,549,188 and 9,803,400 is: 21,126,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,188 : 9,803,400 = 9,803,400 : x
  2. Step 2: Convert to fraction form
    4,549,188/9,803,400 = 9,803,400/x
  3. Step 3: Cross multiply
    4,549,188x = 9,803,400 × 9,803,400
  4. Step 4: Simplify right side
    4,549,188x = 96,106,651,560,000
  5. Step 5: Solve for x
    x = 96,106,651,560,000/4,549,188
  6. Step 6: Final answer
    x = 21,126,111.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.