Finding the Fourth Proportional to 7,881,570.24, 10,876,564.08 and 4,259,898.24
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Solution
The fourth proportional to 7,881,570.24, 10,876,564.08 and 4,259,898.24 is: 5,878,658.03
Step by Step Solution
- Step 1: Write the proportion equation
7,881,570.24 : 10,876,564.08 = 4,259,898.24 : x - Step 2: Convert to fraction form
7,881,570.24/10,876,564.08 = 4,259,898.24/x - Step 3: Cross multiply
7,881,570.24x = 10,876,564.08 × 4,259,898.24 - Step 4: Simplify right side
7,881,570.24x = 46,333,056,181,639.22 - Step 5: Solve for x
x = 46,333,056,181,639.22/7,881,570.24 - Step 6: Final answer
x = 5,878,658.03
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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.