Finding the Fourth Proportional to 19,846,529.91, 29,774,034.95 and 6,893,081.19
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Solution
The fourth proportional to 19,846,529.91, 29,774,034.95 and 6,893,081.19 is: 10,341,094.45
Step by Step Solution
- Step 1: Write the proportion equation
19,846,529.91 : 29,774,034.95 = 6,893,081.19 : x - Step 2: Convert to fraction form
19,846,529.91/29,774,034.95 = 6,893,081.19/x - Step 3: Cross multiply
19,846,529.91x = 29,774,034.95 × 6,893,081.19 - Step 4: Simplify right side
19,846,529.91x = 205,234,840,229,782.19 - Step 5: Solve for x
x = 205,234,840,229,782.19/19,846,529.91 - Step 6: Final answer
x = 10,341,094.45
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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.