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Finding the Third Proportional to 9,559,476 and 20,640,240

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Solution

The third proportional to 9,559,476 and 20,640,240 is: 44,565,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559,476 : 20,640,240 = 20,640,240 : x
  2. Step 2: Convert to fraction form
    9,559,476/20,640,240 = 20,640,240/x
  3. Step 3: Cross multiply
    9,559,476x = 20,640,240 × 20,640,240
  4. Step 4: Simplify right side
    9,559,476x = 426,019,507,257,600
  5. Step 5: Solve for x
    x = 426,019,507,257,600/9,559,476
  6. Step 6: Final answer
    x = 44,565,152.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.