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Finding the Third Proportional to 13,518,938 and 30,060,428

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Solution

The third proportional to 13,518,938 and 30,060,428 is: 66,841,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518,938 : 30,060,428 = 30,060,428 : x
  2. Step 2: Convert to fraction form
    13,518,938/30,060,428 = 30,060,428/x
  3. Step 3: Cross multiply
    13,518,938x = 30,060,428 × 30,060,428
  4. Step 4: Simplify right side
    13,518,938x = 903,629,331,543,184
  5. Step 5: Solve for x
    x = 903,629,331,543,184/13,518,938
  6. Step 6: Final answer
    x = 66,841,739.46

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.