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Finding the Third Proportional to 3,319,148 and 7,241,488

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Solution

The third proportional to 3,319,148 and 7,241,488 is: 15,798,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,148 : 7,241,488 = 7,241,488 : x
  2. Step 2: Convert to fraction form
    3,319,148/7,241,488 = 7,241,488/x
  3. Step 3: Cross multiply
    3,319,148x = 7,241,488 × 7,241,488
  4. Step 4: Simplify right side
    3,319,148x = 52,439,148,454,144
  5. Step 5: Solve for x
    x = 52,439,148,454,144/3,319,148
  6. Step 6: Final answer
    x = 15,798,978.67

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.