Finding the Fourth Proportional to 11,863,855.23, 16,371,484.34 and 6,706,909.23
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Solution
The fourth proportional to 11,863,855.23, 16,371,484.34 and 6,706,909.23 is: 9,255,175.26
Step by Step Solution
- Step 1: Write the proportion equation
11,863,855.23 : 16,371,484.34 = 6,706,909.23 : x - Step 2: Convert to fraction form
11,863,855.23/16,371,484.34 = 6,706,909.23/x - Step 3: Cross multiply
11,863,855.23x = 16,371,484.34 × 6,706,909.23 - Step 4: Simplify right side
11,863,855.23x = 109,802,059,395,211.92 - Step 5: Solve for x
x = 109,802,059,395,211.92/11,863,855.23 - Step 6: Final answer
x = 9,255,175.26
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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.