Finding the Fourth Proportional to 18,108,601.36, 27,165,602.61 and 5,979,346
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Solution
The fourth proportional to 18,108,601.36, 27,165,602.61 and 5,979,346 is: 8,969,910.71
Step by Step Solution
- Step 1: Write the proportion equation
18,108,601.36 : 27,165,602.61 = 5,979,346 : x - Step 2: Convert to fraction form
18,108,601.36/27,165,602.61 = 5,979,346/x - Step 3: Cross multiply
18,108,601.36x = 27,165,602.61 × 5,979,346 - Step 4: Simplify right side
18,108,601.36x = 162,432,537,303,693.06 - Step 5: Solve for x
x = 162,432,537,303,693.06/18,108,601.36 - Step 6: Final answer
x = 8,969,910.71
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1.5x scale
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.