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Finding the Third Proportional to 21,585,864 and 44,038,830

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Solution

The third proportional to 21,585,864 and 44,038,830 is: 89,846,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585,864 : 44,038,830 = 44,038,830 : x
  2. Step 2: Convert to fraction form
    21,585,864/44,038,830 = 44,038,830/x
  3. Step 3: Cross multiply
    21,585,864x = 44,038,830 × 44,038,830
  4. Step 4: Simplify right side
    21,585,864x = 1,939,418,547,768,900
  5. Step 5: Solve for x
    x = 1,939,418,547,768,900/21,585,864
  6. Step 6: Final answer
    x = 89,846,695.40

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.