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Finding the Third Proportional to 31,591,221 and 48,536,419.50

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Solution

The third proportional to 31,591,221 and 48,536,419.50 is: 74,570,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,221 : 48,536,419.50 = 48,536,419.50 : x
  2. Step 2: Convert to fraction form
    31,591,221/48,536,419.50 = 48,536,419.50/x
  3. Step 3: Cross multiply
    31,591,221x = 48,536,419.50 × 48,536,419.50
  4. Step 4: Simplify right side
    31,591,221x = 2,355,784,017,879,980
  5. Step 5: Solve for x
    x = 2,355,784,017,879,980/31,591,221
  6. Step 6: Final answer
    x = 74,570,844.16

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.