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Finding the Third Proportional to 18,585,158 and 39,860,702

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Solution

The third proportional to 18,585,158 and 39,860,702 is: 85,491,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585,158 : 39,860,702 = 39,860,702 : x
  2. Step 2: Convert to fraction form
    18,585,158/39,860,702 = 39,860,702/x
  3. Step 3: Cross multiply
    18,585,158x = 39,860,702 × 39,860,702
  4. Step 4: Simplify right side
    18,585,158x = 1,588,875,563,932,804
  5. Step 5: Solve for x
    x = 1,588,875,563,932,804/18,585,158
  6. Step 6: Final answer
    x = 85,491,636.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.