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Finding the Third Proportional to 18,447,710 and 40,370,564

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Solution

The third proportional to 18,447,710 and 40,370,564 is: 88,346,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,710 : 40,370,564 = 40,370,564 : x
  2. Step 2: Convert to fraction form
    18,447,710/40,370,564 = 40,370,564/x
  3. Step 3: Cross multiply
    18,447,710x = 40,370,564 × 40,370,564
  4. Step 4: Simplify right side
    18,447,710x = 1,629,782,437,678,096
  5. Step 5: Solve for x
    x = 1,629,782,437,678,096/18,447,710
  6. Step 6: Final answer
    x = 88,346,056.92

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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.