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Finding the Third Proportional to 9,101,886.75 and 19,554,518.25

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Solution

The third proportional to 9,101,886.75 and 19,554,518.25 is: 42,010,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,886.75 : 19,554,518.25 = 19,554,518.25 : x
  2. Step 2: Convert to fraction form
    9,101,886.75/19,554,518.25 = 19,554,518.25/x
  3. Step 3: Cross multiply
    9,101,886.75x = 19,554,518.25 × 19,554,518.25
  4. Step 4: Simplify right side
    9,101,886.75x = 382,379,183,989,583.06
  5. Step 5: Solve for x
    x = 382,379,183,989,583.06/9,101,886.75
  6. Step 6: Final answer
    x = 42,010,980.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.