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Finding the Third Proportional to 6,289,190 and 13,303,511

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Solution

The third proportional to 6,289,190 and 13,303,511 is: 28,140,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289,190 : 13,303,511 = 13,303,511 : x
  2. Step 2: Convert to fraction form
    6,289,190/13,303,511 = 13,303,511/x
  3. Step 3: Cross multiply
    6,289,190x = 13,303,511 × 13,303,511
  4. Step 4: Simplify right side
    6,289,190x = 176,983,404,927,121
  5. Step 5: Solve for x
    x = 176,983,404,927,121/6,289,190
  6. Step 6: Final answer
    x = 28,140,890.15

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.