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Finding the Third Proportional to 3,549,867.19 and 7,775,453.25

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Solution

The third proportional to 3,549,867.19 and 7,775,453.25 is: 17,030,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,867.19 : 7,775,453.25 = 7,775,453.25 : x
  2. Step 2: Convert to fraction form
    3,549,867.19/7,775,453.25 = 7,775,453.25/x
  3. Step 3: Cross multiply
    3,549,867.19x = 7,775,453.25 × 7,775,453.25
  4. Step 4: Simplify right side
    3,549,867.19x = 60,457,673,242,935.56
  5. Step 5: Solve for x
    x = 60,457,673,242,935.56/3,549,867.19
  6. Step 6: Final answer
    x = 17,030,967.65

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.