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Finding the Third Proportional to 9,136,944 and 20,316,323

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Solution

The third proportional to 9,136,944 and 20,316,323 is: 45,174,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,944 : 20,316,323 = 20,316,323 : x
  2. Step 2: Convert to fraction form
    9,136,944/20,316,323 = 20,316,323/x
  3. Step 3: Cross multiply
    9,136,944x = 20,316,323 × 20,316,323
  4. Step 4: Simplify right side
    9,136,944x = 412,752,980,240,329
  5. Step 5: Solve for x
    x = 412,752,980,240,329/9,136,944
  6. Step 6: Final answer
    x = 45,174,073.55

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.