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Finding the Third Proportional to 4,787,490 and 10,388,808

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Solution

The third proportional to 4,787,490 and 10,388,808 is: 22,543,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,490 : 10,388,808 = 10,388,808 : x
  2. Step 2: Convert to fraction form
    4,787,490/10,388,808 = 10,388,808/x
  3. Step 3: Cross multiply
    4,787,490x = 10,388,808 × 10,388,808
  4. Step 4: Simplify right side
    4,787,490x = 107,927,331,660,864
  5. Step 5: Solve for x
    x = 107,927,331,660,864/4,787,490
  6. Step 6: Final answer
    x = 22,543,615.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.