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Finding the Third Proportional to 20,745,630 and 30,445,830

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Solution

The third proportional to 20,745,630 and 30,445,830 is: 44,681,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,745,630 : 30,445,830 = 30,445,830 : x
  2. Step 2: Convert to fraction form
    20,745,630/30,445,830 = 30,445,830/x
  3. Step 3: Cross multiply
    20,745,630x = 30,445,830 × 30,445,830
  4. Step 4: Simplify right side
    20,745,630x = 926,948,564,388,900
  5. Step 5: Solve for x
    x = 926,948,564,388,900/20,745,630
  6. Step 6: Final answer
    x = 44,681,630.03

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.