Finding the Fourth Proportional to 11,344,304.48, 15,655,188.84 and 6,187,776.80
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Solution
The fourth proportional to 11,344,304.48, 15,655,188.84 and 6,187,776.80 is: 8,539,158.52
Step by Step Solution
- Step 1: Write the proportion equation
11,344,304.48 : 15,655,188.84 = 6,187,776.80 : x - Step 2: Convert to fraction form
11,344,304.48/15,655,188.84 = 6,187,776.80/x - Step 3: Cross multiply
11,344,304.48x = 15,655,188.84 × 6,187,776.80 - Step 4: Simplify right side
11,344,304.48x = 96,870,814,303,770.91 - Step 5: Solve for x
x = 96,870,814,303,770.91/11,344,304.48 - Step 6: Final answer
x = 8,539,158.52
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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.