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Finding the Third Proportional to 28,898,400 and 39,627,840

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Solution

The third proportional to 28,898,400 and 39,627,840 is: 54,340,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,898,400 : 39,627,840 = 39,627,840 : x
  2. Step 2: Convert to fraction form
    28,898,400/39,627,840 = 39,627,840/x
  3. Step 3: Cross multiply
    28,898,400x = 39,627,840 × 39,627,840
  4. Step 4: Simplify right side
    28,898,400x = 1,570,365,703,065,600
  5. Step 5: Solve for x
    x = 1,570,365,703,065,600/28,898,400
  6. Step 6: Final answer
    x = 54,340,922.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.