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Finding the Third Proportional to 5,539,804 and 8,509,816

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Solution

The third proportional to 5,539,804 and 8,509,816 is: 13,072,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539,804 : 8,509,816 = 8,509,816 : x
  2. Step 2: Convert to fraction form
    5,539,804/8,509,816 = 8,509,816/x
  3. Step 3: Cross multiply
    5,539,804x = 8,509,816 × 8,509,816
  4. Step 4: Simplify right side
    5,539,804x = 72,416,968,353,856
  5. Step 5: Solve for x
    x = 72,416,968,353,856/5,539,804
  6. Step 6: Final answer
    x = 13,072,117.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.