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Finding the Third Proportional to 9,157,352 and 19,909,032

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Solution

The third proportional to 9,157,352 and 19,909,032 is: 43,284,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157,352 : 19,909,032 = 19,909,032 : x
  2. Step 2: Convert to fraction form
    9,157,352/19,909,032 = 19,909,032/x
  3. Step 3: Cross multiply
    9,157,352x = 19,909,032 × 19,909,032
  4. Step 4: Simplify right side
    9,157,352x = 396,369,555,177,024
  5. Step 5: Solve for x
    x = 396,369,555,177,024/9,157,352
  6. Step 6: Final answer
    x = 43,284,298.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.