Finding the Fourth Proportional to 16,179,873.18, 22,328,077.44 and 8,837,705.13
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Solution
The fourth proportional to 16,179,873.18, 22,328,077.44 and 8,837,705.13 is: 12,195,952.49
Step by Step Solution
- Step 1: Write the proportion equation
16,179,873.18 : 22,328,077.44 = 8,837,705.13 : x - Step 2: Convert to fraction form
16,179,873.18/22,328,077.44 = 8,837,705.13/x - Step 3: Cross multiply
16,179,873.18x = 22,328,077.44 × 8,837,705.13 - Step 4: Simplify right side
16,179,873.18x = 197,328,964,534,525.31 - Step 5: Solve for x
x = 197,328,964,534,525.31/16,179,873.18 - Step 6: Final answer
x = 12,195,952.49
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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.