Finding the Fourth Proportional to 9,348,078.48, 14,023,935.68 and 3,590,390.94
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Solution
The fourth proportional to 9,348,078.48, 14,023,935.68 and 3,590,390.94 is: 5,386,284.65
Step by Step Solution
- Step 1: Write the proportion equation
9,348,078.48 : 14,023,935.68 = 3,590,390.94 : x - Step 2: Convert to fraction form
9,348,078.48/14,023,935.68 = 3,590,390.94/x - Step 3: Cross multiply
9,348,078.48x = 14,023,935.68 × 3,590,390.94 - Step 4: Simplify right side
9,348,078.48x = 50,351,411,590,662.79 - Step 5: Solve for x
x = 50,351,411,590,662.79/9,348,078.48 - Step 6: Final answer
x = 5,386,284.65
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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.