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Finding the Third Proportional to 4,289,307 and 9,237,618

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Solution

The third proportional to 4,289,307 and 9,237,618 is: 19,894,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289,307 : 9,237,618 = 9,237,618 : x
  2. Step 2: Convert to fraction form
    4,289,307/9,237,618 = 9,237,618/x
  3. Step 3: Cross multiply
    4,289,307x = 9,237,618 × 9,237,618
  4. Step 4: Simplify right side
    4,289,307x = 85,333,586,313,924
  5. Step 5: Solve for x
    x = 85,333,586,313,924/4,289,307
  6. Step 6: Final answer
    x = 19,894,492.59

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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.