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Finding the Third Proportional to 21,113,984 and 32,640,575

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Solution

The third proportional to 21,113,984 and 32,640,575 is: 50,459,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,113,984 : 32,640,575 = 32,640,575 : x
  2. Step 2: Convert to fraction form
    21,113,984/32,640,575 = 32,640,575/x
  3. Step 3: Cross multiply
    21,113,984x = 32,640,575 × 32,640,575
  4. Step 4: Simplify right side
    21,113,984x = 1,065,407,136,330,625
  5. Step 5: Solve for x
    x = 1,065,407,136,330,625/21,113,984
  6. Step 6: Final answer
    x = 50,459,787.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.