Finding the Fourth Proportional to 8,070,877.71, 11,137,253.04 and 4,539,203.19
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Solution
The fourth proportional to 8,070,877.71, 11,137,253.04 and 4,539,203.19 is: 6,263,786.46
Step by Step Solution
- Step 1: Write the proportion equation
8,070,877.71 : 11,137,253.04 = 4,539,203.19 : x - Step 2: Convert to fraction form
8,070,877.71/11,137,253.04 = 4,539,203.19/x - Step 3: Cross multiply
8,070,877.71x = 11,137,253.04 × 4,539,203.19 - Step 4: Simplify right side
8,070,877.71x = 50,554,254,527,005.20 - Step 5: Solve for x
x = 50,554,254,527,005.20/8,070,877.71 - Step 6: Final answer
x = 6,263,786.46
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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.