Finding the Fourth Proportional to 9,927,757.36, 13,701,684.09 and 5,577,174.60
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Solution
The fourth proportional to 9,927,757.36, 13,701,684.09 and 5,577,174.60 is: 7,697,275.60
Step by Step Solution
- Step 1: Write the proportion equation
9,927,757.36 : 13,701,684.09 = 5,577,174.60 : x - Step 2: Convert to fraction form
9,927,757.36/13,701,684.09 = 5,577,174.60/x - Step 3: Cross multiply
9,927,757.36x = 13,701,684.09 × 5,577,174.60 - Step 4: Simplify right side
9,927,757.36x = 76,416,684,483,972.11 - Step 5: Solve for x
x = 76,416,684,483,972.11/9,927,757.36 - Step 6: Final answer
x = 7,697,275.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.