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Finding the Third Proportional to 5,615,400 and 8,625,941.25

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Solution

The third proportional to 5,615,400 and 8,625,941.25 is: 13,250,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,400 : 8,625,941.25 = 8,625,941.25 : x
  2. Step 2: Convert to fraction form
    5,615,400/8,625,941.25 = 8,625,941.25/x
  3. Step 3: Cross multiply
    5,615,400x = 8,625,941.25 × 8,625,941.25
  4. Step 4: Simplify right side
    5,615,400x = 74,406,862,448,451.56
  5. Step 5: Solve for x
    x = 74,406,862,448,451.56/5,615,400
  6. Step 6: Final answer
    x = 13,250,500.85

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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.