Finding the Fourth Proportional to 26,355,872.01, 36,345,551.70 and 20,552,536.29
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Solution
The fourth proportional to 26,355,872.01, 36,345,551.70 and 20,552,536.29 is: 28,342,574.66
Step by Step Solution
- Step 1: Write the proportion equation
26,355,872.01 : 36,345,551.70 = 20,552,536.29 : x - Step 2: Convert to fraction form
26,355,872.01/36,345,551.70 = 20,552,536.29/x - Step 3: Cross multiply
26,355,872.01x = 36,345,551.70 × 20,552,536.29 - Step 4: Simplify right side
26,355,872.01x = 746,993,270,294,321.25 - Step 5: Solve for x
x = 746,993,270,294,321.25/26,355,872.01 - Step 6: Final answer
x = 28,342,574.66
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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.