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Finding the Third Proportional to 4,515,648 and 6,437,120

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Solution

The third proportional to 4,515,648 and 6,437,120 is: 9,176,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515,648 : 6,437,120 = 6,437,120 : x
  2. Step 2: Convert to fraction form
    4,515,648/6,437,120 = 6,437,120/x
  3. Step 3: Cross multiply
    4,515,648x = 6,437,120 × 6,437,120
  4. Step 4: Simplify right side
    4,515,648x = 41,436,513,894,400
  5. Step 5: Solve for x
    x = 41,436,513,894,400/4,515,648
  6. Step 6: Final answer
    x = 9,176,205.47

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.