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Finding the Third Proportional to 4,316,670 and 9,324,972

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Solution

The third proportional to 4,316,670 and 9,324,972 is: 20,144,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316,670 : 9,324,972 = 9,324,972 : x
  2. Step 2: Convert to fraction form
    4,316,670/9,324,972 = 9,324,972/x
  3. Step 3: Cross multiply
    4,316,670x = 9,324,972 × 9,324,972
  4. Step 4: Simplify right side
    4,316,670x = 86,955,102,800,784
  5. Step 5: Solve for x
    x = 86,955,102,800,784/4,316,670
  6. Step 6: Final answer
    x = 20,144,023.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.