Finding the Fourth Proportional to 5,966,714.99, 8,237,187.20 and 4,657,158.83
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Solution
The fourth proportional to 5,966,714.99, 8,237,187.20 and 4,657,158.83 is: 6,429,314.82
Step by Step Solution
- Step 1: Write the proportion equation
5,966,714.99 : 8,237,187.20 = 4,657,158.83 : x - Step 2: Convert to fraction form
5,966,714.99/8,237,187.20 = 4,657,158.83/x - Step 3: Cross multiply
5,966,714.99x = 8,237,187.20 × 4,657,158.83 - Step 4: Simplify right side
5,966,714.99x = 38,361,889,102,842.98 - Step 5: Solve for x
x = 38,361,889,102,842.98/5,966,714.99 - Step 6: Final answer
x = 6,429,314.82
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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.