Finding the Fourth Proportional to 16,470,574.68, 22,716,139.76 and 14,479,452.96
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Solution
The fourth proportional to 16,470,574.68, 22,716,139.76 and 14,479,452.96 is: 19,969,993.97
Step by Step Solution
- Step 1: Write the proportion equation
16,470,574.68 : 22,716,139.76 = 14,479,452.96 : x - Step 2: Convert to fraction form
16,470,574.68/22,716,139.76 = 14,479,452.96/x - Step 3: Cross multiply
16,470,574.68x = 22,716,139.76 × 14,479,452.96 - Step 4: Simplify right side
16,470,574.68x = 328,917,277,087,705.75 - Step 5: Solve for x
x = 328,917,277,087,705.75/16,470,574.68 - Step 6: Final answer
x = 19,969,993.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.