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Finding the Third Proportional to 13,003,536 and 19,128,246

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Solution

The third proportional to 13,003,536 and 19,128,246 is: 28,137,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,536 : 19,128,246 = 19,128,246 : x
  2. Step 2: Convert to fraction form
    13,003,536/19,128,246 = 19,128,246/x
  3. Step 3: Cross multiply
    13,003,536x = 19,128,246 × 19,128,246
  4. Step 4: Simplify right side
    13,003,536x = 365,889,795,036,516
  5. Step 5: Solve for x
    x = 365,889,795,036,516/13,003,536
  6. Step 6: Final answer
    x = 28,137,715.39

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.