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Finding the Third Proportional to 8,880,561 and 19,421,946

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Solution

The third proportional to 8,880,561 and 19,421,946 is: 42,476,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,561 : 19,421,946 = 19,421,946 : x
  2. Step 2: Convert to fraction form
    8,880,561/19,421,946 = 19,421,946/x
  3. Step 3: Cross multiply
    8,880,561x = 19,421,946 × 19,421,946
  4. Step 4: Simplify right side
    8,880,561x = 377,211,986,426,916
  5. Step 5: Solve for x
    x = 377,211,986,426,916/8,880,561
  6. Step 6: Final answer
    x = 42,476,143.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.