Finding the Fourth Proportional to 16,185,378.93, 22,335,562.26 and 8,843,054.55
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Solution
The fourth proportional to 16,185,378.93, 22,335,562.26 and 8,843,054.55 is: 12,203,272.86
Step by Step Solution
- Step 1: Write the proportion equation
16,185,378.93 : 22,335,562.26 = 8,843,054.55 : x - Step 2: Convert to fraction form
16,185,378.93/22,335,562.26 = 8,843,054.55/x - Step 3: Cross multiply
16,185,378.93x = 22,335,562.26 × 8,843,054.55 - Step 4: Simplify right side
16,185,378.93x = 197,514,595,470,101.31 - Step 5: Solve for x
x = 197,514,595,470,101.31/16,185,378.93 - Step 6: Final answer
x = 12,203,272.86
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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.