Finding the Third Proportional to 7,698,773.25 and 11,916,681.75
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Solution
The third proportional to 7,698,773.25 and 11,916,681.75 is: 18,445,445.70
Step by Step Solution
- Step 1: Write the proportion equation
7,698,773.25 : 11,916,681.75 = 11,916,681.75 : x - Step 2: Convert to fraction form
7,698,773.25/11,916,681.75 = 11,916,681.75/x - Step 3: Cross multiply
7,698,773.25x = 11,916,681.75 × 11,916,681.75 - Step 4: Simplify right side
7,698,773.25x = 142,007,303,930,783.06 - Step 5: Solve for x
x = 142,007,303,930,783.06/7,698,773.25 - Step 6: Final answer
x = 18,445,445.70
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.