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Finding the Third Proportional to 7,230,916 and 10,920,480

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Solution

The third proportional to 7,230,916 and 10,920,480 is: 16,492,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,916 : 10,920,480 = 10,920,480 : x
  2. Step 2: Convert to fraction form
    7,230,916/10,920,480 = 10,920,480/x
  3. Step 3: Cross multiply
    7,230,916x = 10,920,480 × 10,920,480
  4. Step 4: Simplify right side
    7,230,916x = 119,256,883,430,400
  5. Step 5: Solve for x
    x = 119,256,883,430,400/7,230,916
  6. Step 6: Final answer
    x = 16,492,638.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.