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Finding the Third Proportional to 18,587,788 and 40,482,590

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Solution

The third proportional to 18,587,788 and 40,482,590 is: 88,167,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587,788 : 40,482,590 = 40,482,590 : x
  2. Step 2: Convert to fraction form
    18,587,788/40,482,590 = 40,482,590/x
  3. Step 3: Cross multiply
    18,587,788x = 40,482,590 × 40,482,590
  4. Step 4: Simplify right side
    18,587,788x = 1,638,840,093,108,100
  5. Step 5: Solve for x
    x = 1,638,840,093,108,100/18,587,788
  6. Step 6: Final answer
    x = 88,167,569.65

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.