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Finding the Third Proportional to 7,904,428 and 17,007,224

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Solution

The third proportional to 7,904,428 and 17,007,224 is: 36,592,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,428 : 17,007,224 = 17,007,224 : x
  2. Step 2: Convert to fraction form
    7,904,428/17,007,224 = 17,007,224/x
  3. Step 3: Cross multiply
    7,904,428x = 17,007,224 × 17,007,224
  4. Step 4: Simplify right side
    7,904,428x = 289,245,668,186,176
  5. Step 5: Solve for x
    x = 289,245,668,186,176/7,904,428
  6. Step 6: Final answer
    x = 36,592,865.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.