Finding the Fourth Proportional to 8,407,554.88, 11,602,461.16 and 4,736,515.48
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Solution
The fourth proportional to 8,407,554.88, 11,602,461.16 and 4,736,515.48 is: 6,536,411.32
Step by Step Solution
- Step 1: Write the proportion equation
8,407,554.88 : 11,602,461.16 = 4,736,515.48 : x - Step 2: Convert to fraction form
8,407,554.88/11,602,461.16 = 4,736,515.48/x - Step 3: Cross multiply
8,407,554.88x = 11,602,461.16 × 4,736,515.48 - Step 4: Simplify right side
8,407,554.88x = 54,955,236,890,438.77 - Step 5: Solve for x
x = 54,955,236,890,438.77/8,407,554.88 - Step 6: Final answer
x = 6,536,411.32
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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.