Finding the Fourth Proportional to 46,653,517.84, 69,972,302.32 and 12,566,892.12
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Solution
The fourth proportional to 46,653,517.84, 69,972,302.32 and 12,566,892.12 is: 18,848,190.13
Step by Step Solution
- Step 1: Write the proportion equation
46,653,517.84 : 69,972,302.32 = 12,566,892.12 : x - Step 2: Convert to fraction form
46,653,517.84/69,972,302.32 = 12,566,892.12/x - Step 3: Cross multiply
46,653,517.84x = 69,972,302.32 × 12,566,892.12 - Step 4: Simplify right side
46,653,517.84x = 879,334,374,643,465.62 - Step 5: Solve for x
x = 879,334,374,643,465.62/46,653,517.84 - Step 6: Final answer
x = 18,848,190.13
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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.