Finding the Fourth Proportional to 54,649,490.15, 75,414,235.59 and 29,869,476.15
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Solution
The fourth proportional to 54,649,490.15, 75,414,235.59 and 29,869,476.15 is: 41,218,750.72
Step by Step Solution
- Step 1: Write the proportion equation
54,649,490.15 : 75,414,235.59 = 29,869,476.15 : x - Step 2: Convert to fraction form
54,649,490.15/75,414,235.59 = 29,869,476.15/x - Step 3: Cross multiply
54,649,490.15x = 75,414,235.59 × 29,869,476.15 - Step 4: Simplify right side
54,649,490.15x = 2,252,583,711,325,986 - Step 5: Solve for x
x = 2,252,583,711,325,986/54,649,490.15 - Step 6: Final answer
x = 41,218,750.72
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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.