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Finding the Third Proportional to 3,138,000 and 4,849,006.50

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Solution

The third proportional to 3,138,000 and 4,849,006.50 is: 7,492,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,000 : 4,849,006.50 = 4,849,006.50 : x
  2. Step 2: Convert to fraction form
    3,138,000/4,849,006.50 = 4,849,006.50/x
  3. Step 3: Cross multiply
    3,138,000x = 4,849,006.50 × 4,849,006.50
  4. Step 4: Simplify right side
    3,138,000x = 23,512,864,037,042.25
  5. Step 5: Solve for x
    x = 23,512,864,037,042.25/3,138,000
  6. Step 6: Final answer
    x = 7,492,945.84

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.