Finding the Fourth Proportional to 5,322,854.06, 7,345,531.28 and 3,031,014.68
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Solution
The fourth proportional to 5,322,854.06, 7,345,531.28 and 3,031,014.68 is: 4,182,796.09
Step by Step Solution
- Step 1: Write the proportion equation
5,322,854.06 : 7,345,531.28 = 3,031,014.68 : x - Step 2: Convert to fraction form
5,322,854.06/7,345,531.28 = 3,031,014.68/x - Step 3: Cross multiply
5,322,854.06x = 7,345,531.28 × 3,031,014.68 - Step 4: Simplify right side
5,322,854.06x = 22,264,413,142,079.19 - Step 5: Solve for x
x = 22,264,413,142,079.19/5,322,854.06 - Step 6: Final answer
x = 4,182,796.09
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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.