Finding the Fourth Proportional to 8,677,264.68, 11,975,201.64 and 4,809,948.84
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Solution
The fourth proportional to 8,677,264.68, 11,975,201.64 and 4,809,948.84 is: 6,638,048.90
Step by Step Solution
- Step 1: Write the proportion equation
8,677,264.68 : 11,975,201.64 = 4,809,948.84 : x - Step 2: Convert to fraction form
8,677,264.68/11,975,201.64 = 4,809,948.84/x - Step 3: Cross multiply
8,677,264.68x = 11,975,201.64 × 4,809,948.84 - Step 4: Simplify right side
8,677,264.68x = 57,600,107,237,084.10 - Step 5: Solve for x
x = 57,600,107,237,084.10/8,677,264.68 - Step 6: Final answer
x = 6,638,048.90
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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.