Finding the Fourth Proportional to 18,156,702.80, 27,241,275.64 and 6,197,836.88
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Solution
The fourth proportional to 18,156,702.80, 27,241,275.64 and 6,197,836.88 is: 9,298,879.02
Step by Step Solution
- Step 1: Write the proportion equation
18,156,702.80 : 27,241,275.64 = 6,197,836.88 : x - Step 2: Convert to fraction form
18,156,702.80/27,241,275.64 = 6,197,836.88/x - Step 3: Cross multiply
18,156,702.80x = 27,241,275.64 × 6,197,836.88 - Step 4: Simplify right side
18,156,702.80x = 168,836,982,819,837.59 - Step 5: Solve for x
x = 168,836,982,819,837.59/18,156,702.80 - Step 6: Final answer
x = 9,298,879.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.