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Finding the Third Proportional to 9,220,151 and 13,531,289

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Solution

The third proportional to 9,220,151 and 13,531,289 is: 19,858,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,151 : 13,531,289 = 13,531,289 : x
  2. Step 2: Convert to fraction form
    9,220,151/13,531,289 = 13,531,289/x
  3. Step 3: Cross multiply
    9,220,151x = 13,531,289 × 13,531,289
  4. Step 4: Simplify right side
    9,220,151x = 183,095,782,001,521
  5. Step 5: Solve for x
    x = 183,095,782,001,521/9,220,151
  6. Step 6: Final answer
    x = 19,858,219.46

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.