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Finding the Third Proportional to 4,726,388 and 10,308,280

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Solution

The third proportional to 4,726,388 and 10,308,280 is: 22,482,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,388 : 10,308,280 = 10,308,280 : x
  2. Step 2: Convert to fraction form
    4,726,388/10,308,280 = 10,308,280/x
  3. Step 3: Cross multiply
    4,726,388x = 10,308,280 × 10,308,280
  4. Step 4: Simplify right side
    4,726,388x = 106,260,636,558,400
  5. Step 5: Solve for x
    x = 106,260,636,558,400/4,726,388
  6. Step 6: Final answer
    x = 22,482,419.25

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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.