Finding the Fourth Proportional to 21,828,056.24, 32,736,499.48 and 6,471,754.96
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Solution
The fourth proportional to 21,828,056.24, 32,736,499.48 and 6,471,754.96 is: 9,705,976.59
Step by Step Solution
- Step 1: Write the proportion equation
21,828,056.24 : 32,736,499.48 = 6,471,754.96 : x - Step 2: Convert to fraction form
21,828,056.24/32,736,499.48 = 6,471,754.96/x - Step 3: Cross multiply
21,828,056.24x = 32,736,499.48 × 6,471,754.96 - Step 4: Simplify right side
21,828,056.24x = 211,862,602,882,727.44 - Step 5: Solve for x
x = 211,862,602,882,727.44/21,828,056.24 - Step 6: Final answer
x = 9,705,976.59
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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.