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Finding the Third Proportional to 7,908,522 and 12,658,785

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Solution

The third proportional to 7,908,522 and 12,658,785 is: 20,262,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,522 : 12,658,785 = 12,658,785 : x
  2. Step 2: Convert to fraction form
    7,908,522/12,658,785 = 12,658,785/x
  3. Step 3: Cross multiply
    7,908,522x = 12,658,785 × 12,658,785
  4. Step 4: Simplify right side
    7,908,522x = 160,244,837,676,225
  5. Step 5: Solve for x
    x = 160,244,837,676,225/7,908,522
  6. Step 6: Final answer
    x = 20,262,299.03

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.