Finding the Fourth Proportional to 8,223,102.63, 12,346,779.49 and 4,586,937.19
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Solution
The fourth proportional to 8,223,102.63, 12,346,779.49 and 4,586,937.19 is: 6,887,169.54
Step by Step Solution
- Step 1: Write the proportion equation
8,223,102.63 : 12,346,779.49 = 4,586,937.19 : x - Step 2: Convert to fraction form
8,223,102.63/12,346,779.49 = 4,586,937.19/x - Step 3: Cross multiply
8,223,102.63x = 12,346,779.49 × 4,586,937.19 - Step 4: Simplify right side
8,223,102.63x = 56,633,901,977,075.95 - Step 5: Solve for x
x = 56,633,901,977,075.95/8,223,102.63 - Step 6: Final answer
x = 6,887,169.54
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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.