Finding the Fourth Proportional to 8,184,471.84, 12,278,792.64 and 2,427,415.44
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Solution
The fourth proportional to 8,184,471.84, 12,278,792.64 and 2,427,415.44 is: 3,641,741.51
Step by Step Solution
- Step 1: Write the proportion equation
8,184,471.84 : 12,278,792.64 = 2,427,415.44 : x - Step 2: Convert to fraction form
8,184,471.84/12,278,792.64 = 2,427,415.44/x - Step 3: Cross multiply
8,184,471.84x = 12,278,792.64 × 2,427,415.44 - Step 4: Simplify right side
8,184,471.84x = 29,805,730,838,894.36 - Step 5: Solve for x
x = 29,805,730,838,894.36/8,184,471.84 - Step 6: Final answer
x = 3,641,741.51
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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.