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Finding the Third Proportional to 21,838,752 and 34,255,440

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Solution

The third proportional to 21,838,752 and 34,255,440 is: 53,731,786.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,838,752 : 34,255,440 = 34,255,440 : x
  2. Step 2: Convert to fraction form
    21,838,752/34,255,440 = 34,255,440/x
  3. Step 3: Cross multiply
    21,838,752x = 34,255,440 × 34,255,440
  4. Step 4: Simplify right side
    21,838,752x = 1,173,435,169,593,600
  5. Step 5: Solve for x
    x = 1,173,435,169,593,600/21,838,752
  6. Step 6: Final answer
    x = 53,731,786.94

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.