Finding the Fourth Proportional to 19,343,329.60, 29,013,944.34 and 5,879,107.84
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Solution
The fourth proportional to 19,343,329.60, 29,013,944.34 and 5,879,107.84 is: 8,818,342.61
Step by Step Solution
- Step 1: Write the proportion equation
19,343,329.60 : 29,013,944.34 = 5,879,107.84 : x - Step 2: Convert to fraction form
19,343,329.60/29,013,944.34 = 5,879,107.84/x - Step 3: Cross multiply
19,343,329.60x = 29,013,944.34 × 5,879,107.84 - Step 4: Simplify right side
19,343,329.60x = 170,576,107,638,617.62 - Step 5: Solve for x
x = 170,576,107,638,617.62/19,343,329.60 - Step 6: Final answer
x = 8,818,342.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.