Finding the Fourth Proportional to 8,480,103.54, 11,704,621.41 and 4,811,167.76
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Solution
The fourth proportional to 8,480,103.54, 11,704,621.41 and 4,811,167.76 is: 6,640,590.75
Step by Step Solution
- Step 1: Write the proportion equation
8,480,103.54 : 11,704,621.41 = 4,811,167.76 : x - Step 2: Convert to fraction form
8,480,103.54/11,704,621.41 = 4,811,167.76/x - Step 3: Cross multiply
8,480,103.54x = 11,704,621.41 × 4,811,167.76 - Step 4: Simplify right side
8,480,103.54x = 56,312,897,112,274.63 - Step 5: Solve for x
x = 56,312,897,112,274.63/8,480,103.54 - Step 6: Final answer
x = 6,640,590.75
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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.