Finding the Fourth Proportional to 8,512,954.84, 11,748,125.77 and 4,645,725.09
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Solution
The fourth proportional to 8,512,954.84, 11,748,125.77 and 4,645,725.09 is: 6,411,236.02
Step by Step Solution
- Step 1: Write the proportion equation
8,512,954.84 : 11,748,125.77 = 4,645,725.09 : x - Step 2: Convert to fraction form
8,512,954.84/11,748,125.77 = 4,645,725.09/x - Step 3: Cross multiply
8,512,954.84x = 11,748,125.77 × 4,645,725.09 - Step 4: Simplify right side
8,512,954.84x = 54,578,562,650,164.56 - Step 5: Solve for x
x = 54,578,562,650,164.56/8,512,954.84 - Step 6: Final answer
x = 6,411,236.02
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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.