Finding the Fourth Proportional to 33,207,087.42, 45,826,916.16 and 19,267,390.08
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Solution
The fourth proportional to 33,207,087.42, 45,826,916.16 and 19,267,390.08 is: 26,589,657.16
Step by Step Solution
- Step 1: Write the proportion equation
33,207,087.42 : 45,826,916.16 = 19,267,390.08 : x - Step 2: Convert to fraction form
33,207,087.42/45,826,916.16 = 19,267,390.08/x - Step 3: Cross multiply
33,207,087.42x = 45,826,916.16 × 19,267,390.08 - Step 4: Simplify right side
33,207,087.42x = 882,965,069,818,175.50 - Step 5: Solve for x
x = 882,965,069,818,175.50/33,207,087.42 - Step 6: Final answer
x = 26,589,657.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.