Finding the Fourth Proportional to 29,979,574.56, 44,969,211.84 and 7,260,471.36
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Solution
The fourth proportional to 29,979,574.56, 44,969,211.84 and 7,260,471.36 is: 10,890,670.71
Step by Step Solution
- Step 1: Write the proportion equation
29,979,574.56 : 44,969,211.84 = 7,260,471.36 : x - Step 2: Convert to fraction form
29,979,574.56/44,969,211.84 = 7,260,471.36/x - Step 3: Cross multiply
29,979,574.56x = 44,969,211.84 × 7,260,471.36 - Step 4: Simplify right side
29,979,574.56x = 326,497,674,646,092.94 - Step 5: Solve for x
x = 326,497,674,646,092.94/29,979,574.56 - Step 6: Final answer
x = 10,890,670.71
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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.