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Finding the Third Proportional to 7,479,813 and 16,140,606

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Solution

The third proportional to 7,479,813 and 16,140,606 is: 34,829,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,813 : 16,140,606 = 16,140,606 : x
  2. Step 2: Convert to fraction form
    7,479,813/16,140,606 = 16,140,606/x
  3. Step 3: Cross multiply
    7,479,813x = 16,140,606 × 16,140,606
  4. Step 4: Simplify right side
    7,479,813x = 260,519,162,047,236
  5. Step 5: Solve for x
    x = 260,519,162,047,236/7,479,813
  6. Step 6: Final answer
    x = 34,829,635.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.