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Finding the Third Proportional to 9,717,301 and 21,265,129

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Solution

The third proportional to 9,717,301 and 21,265,129 is: 46,536,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717,301 : 21,265,129 = 21,265,129 : x
  2. Step 2: Convert to fraction form
    9,717,301/21,265,129 = 21,265,129/x
  3. Step 3: Cross multiply
    9,717,301x = 21,265,129 × 21,265,129
  4. Step 4: Simplify right side
    9,717,301x = 452,205,711,386,641
  5. Step 5: Solve for x
    x = 452,205,711,386,641/9,717,301
  6. Step 6: Final answer
    x = 46,536,143.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.