Finding the Fourth Proportional to 8,315,030.48, 12,472,574.62 and 2,557,725.08
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Solution
The fourth proportional to 8,315,030.48, 12,472,574.62 and 2,557,725.08 is: 3,836,596.51
Step by Step Solution
- Step 1: Write the proportion equation
8,315,030.48 : 12,472,574.62 = 2,557,725.08 : x - Step 2: Convert to fraction form
8,315,030.48/12,472,574.62 = 2,557,725.08/x - Step 3: Cross multiply
8,315,030.48x = 12,472,574.62 × 2,557,725.08 - Step 4: Simplify right side
8,315,030.48x = 31,901,416,917,745.47 - Step 5: Solve for x
x = 31,901,416,917,745.47/8,315,030.48 - Step 6: Final answer
x = 3,836,596.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.