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Finding the Third Proportional to 21,649,260 and 47,583,960

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Solution

The third proportional to 21,649,260 and 47,583,960 is: 104,587,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,260 : 47,583,960 = 47,583,960 : x
  2. Step 2: Convert to fraction form
    21,649,260/47,583,960 = 47,583,960/x
  3. Step 3: Cross multiply
    21,649,260x = 47,583,960 × 47,583,960
  4. Step 4: Simplify right side
    21,649,260x = 2,264,233,249,281,600
  5. Step 5: Solve for x
    x = 2,264,233,249,281,600/21,649,260
  6. Step 6: Final answer
    x = 104,587,096.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.