Finding the Fourth Proportional to 29,407,623.68, 40,554,356.48 and 19,468,773.44
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Solution
The fourth proportional to 29,407,623.68, 40,554,356.48 and 19,468,773.44 is: 26,848,261.76
Step by Step Solution
- Step 1: Write the proportion equation
29,407,623.68 : 40,554,356.48 = 19,468,773.44 : x - Step 2: Convert to fraction form
29,407,623.68/40,554,356.48 = 19,468,773.44/x - Step 3: Cross multiply
29,407,623.68x = 40,554,356.48 × 19,468,773.44 - Step 4: Simplify right side
29,407,623.68x = 789,543,578,314,115.88 - Step 5: Solve for x
x = 789,543,578,314,115.88/29,407,623.68 - Step 6: Final answer
x = 26,848,261.76
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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.