Finding the Fourth Proportional to 11,752,490.35, 16,218,468.23 and 6,525,508.66
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Solution
The fourth proportional to 11,752,490.35, 16,218,468.23 and 6,525,508.66 is: 9,005,219.46
Step by Step Solution
- Step 1: Write the proportion equation
11,752,490.35 : 16,218,468.23 = 6,525,508.66 : x - Step 2: Convert to fraction form
11,752,490.35/16,218,468.23 = 6,525,508.66/x - Step 3: Cross multiply
11,752,490.35x = 16,218,468.23 × 6,525,508.66 - Step 4: Simplify right side
11,752,490.35x = 105,833,754,773,079.98 - Step 5: Solve for x
x = 105,833,754,773,079.98/11,752,490.35 - Step 6: Final answer
x = 9,005,219.46
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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.