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Finding the Third Proportional to 4,779,066 and 7,571,121

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Solution

The third proportional to 4,779,066 and 7,571,121 is: 11,994,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,066 : 7,571,121 = 7,571,121 : x
  2. Step 2: Convert to fraction form
    4,779,066/7,571,121 = 7,571,121/x
  3. Step 3: Cross multiply
    4,779,066x = 7,571,121 × 7,571,121
  4. Step 4: Simplify right side
    4,779,066x = 57,321,873,196,641
  5. Step 5: Solve for x
    x = 57,321,873,196,641/4,779,066
  6. Step 6: Final answer
    x = 11,994,367.35

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.