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Finding the Third Proportional to 4,549,086 and 9,728,028

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Solution

The third proportional to 4,549,086 and 9,728,028 is: 20,802,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,086 : 9,728,028 = 9,728,028 : x
  2. Step 2: Convert to fraction form
    4,549,086/9,728,028 = 9,728,028/x
  3. Step 3: Cross multiply
    4,549,086x = 9,728,028 × 9,728,028
  4. Step 4: Simplify right side
    4,549,086x = 94,634,528,768,784
  5. Step 5: Solve for x
    x = 94,634,528,768,784/4,549,086
  6. Step 6: Final answer
    x = 20,802,976.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.