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Finding the Third Proportional to 3,803,428 and 8,457,247

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Solution

The third proportional to 3,803,428 and 8,457,247 is: 18,805,411.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,428 : 8,457,247 = 8,457,247 : x
  2. Step 2: Convert to fraction form
    3,803,428/8,457,247 = 8,457,247/x
  3. Step 3: Cross multiply
    3,803,428x = 8,457,247 × 8,457,247
  4. Step 4: Simplify right side
    3,803,428x = 71,525,026,819,009
  5. Step 5: Solve for x
    x = 71,525,026,819,009/3,803,428
  6. Step 6: Final answer
    x = 18,805,411.02

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.