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Finding the Third Proportional to 4,066,245 and 8,551,831.50

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Solution

The third proportional to 4,066,245 and 8,551,831.50 is: 17,985,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066,245 : 8,551,831.50 = 8,551,831.50 : x
  2. Step 2: Convert to fraction form
    4,066,245/8,551,831.50 = 8,551,831.50/x
  3. Step 3: Cross multiply
    4,066,245x = 8,551,831.50 × 8,551,831.50
  4. Step 4: Simplify right side
    4,066,245x = 73,133,822,004,392.25
  5. Step 5: Solve for x
    x = 73,133,822,004,392.25/4,066,245
  6. Step 6: Final answer
    x = 17,985,591.62

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.