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Finding the Third Proportional to 8,506,445 and 18,666,334

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Solution

The third proportional to 8,506,445 and 18,666,334 is: 40,960,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,445 : 18,666,334 = 18,666,334 : x
  2. Step 2: Convert to fraction form
    8,506,445/18,666,334 = 18,666,334/x
  3. Step 3: Cross multiply
    8,506,445x = 18,666,334 × 18,666,334
  4. Step 4: Simplify right side
    8,506,445x = 348,432,024,999,556
  5. Step 5: Solve for x
    x = 348,432,024,999,556/8,506,445
  6. Step 6: Final answer
    x = 40,960,944.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.