Finding the Fourth Proportional to 5,335,520.64, 7,363,719.68 and 3,043,155.84
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Solution
The fourth proportional to 5,335,520.64, 7,363,719.68 and 3,043,155.84 is: 4,199,954.99
Step by Step Solution
- Step 1: Write the proportion equation
5,335,520.64 : 7,363,719.68 = 3,043,155.84 : x - Step 2: Convert to fraction form
5,335,520.64/7,363,719.68 = 3,043,155.84/x - Step 3: Cross multiply
5,335,520.64x = 7,363,719.68 × 3,043,155.84 - Step 4: Simplify right side
5,335,520.64x = 22,408,946,548,314.93 - Step 5: Solve for x
x = 22,408,946,548,314.93/5,335,520.64 - Step 6: Final answer
x = 4,199,954.99
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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.