Finding the Fourth Proportional to 7,884,349.26, 10,879,750.29 and 4,447,435.02
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Solution
The fourth proportional to 7,884,349.26, 10,879,750.29 and 4,447,435.02 is: 6,137,092.72
Step by Step Solution
- Step 1: Write the proportion equation
7,884,349.26 : 10,879,750.29 = 4,447,435.02 : x - Step 2: Convert to fraction form
7,884,349.26/10,879,750.29 = 4,447,435.02/x - Step 3: Cross multiply
7,884,349.26x = 10,879,750.29 × 4,447,435.02 - Step 4: Simplify right side
7,884,349.26x = 48,386,982,448,601.15 - Step 5: Solve for x
x = 48,386,982,448,601.15/7,884,349.26 - Step 6: Final answer
x = 6,137,092.72
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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.