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Finding the Third Proportional to 7,057,492 and 15,309,679

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Solution

The third proportional to 7,057,492 and 15,309,679 is: 33,210,986.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057,492 : 15,309,679 = 15,309,679 : x
  2. Step 2: Convert to fraction form
    7,057,492/15,309,679 = 15,309,679/x
  3. Step 3: Cross multiply
    7,057,492x = 15,309,679 × 15,309,679
  4. Step 4: Simplify right side
    7,057,492x = 234,386,271,083,041
  5. Step 5: Solve for x
    x = 234,386,271,083,041/7,057,492
  6. Step 6: Final answer
    x = 33,210,986.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.