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Finding the Third Proportional to 4,506,816 and 9,549,988

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Solution

The third proportional to 4,506,816 and 9,549,988 is: 20,236,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506,816 : 9,549,988 = 9,549,988 : x
  2. Step 2: Convert to fraction form
    4,506,816/9,549,988 = 9,549,988/x
  3. Step 3: Cross multiply
    4,506,816x = 9,549,988 × 9,549,988
  4. Step 4: Simplify right side
    4,506,816x = 91,202,270,800,144
  5. Step 5: Solve for x
    x = 91,202,270,800,144/4,506,816
  6. Step 6: Final answer
    x = 20,236,519.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.