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Finding the Third Proportional to 4,575,216 and 9,903,516

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Solution

The third proportional to 4,575,216 and 9,903,516 is: 21,437,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575,216 : 9,903,516 = 9,903,516 : x
  2. Step 2: Convert to fraction form
    4,575,216/9,903,516 = 9,903,516/x
  3. Step 3: Cross multiply
    4,575,216x = 9,903,516 × 9,903,516
  4. Step 4: Simplify right side
    4,575,216x = 98,079,629,162,256
  5. Step 5: Solve for x
    x = 98,079,629,162,256/4,575,216
  6. Step 6: Final answer
    x = 21,437,158.19

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.