Finding the Fourth Proportional to 8,586,296.04, 12,879,885.24 and 2,196,603.84
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Solution
The fourth proportional to 8,586,296.04, 12,879,885.24 and 2,196,603.84 is: 3,295,018.63
Step by Step Solution
- Step 1: Write the proportion equation
8,586,296.04 : 12,879,885.24 = 2,196,603.84 : x - Step 2: Convert to fraction form
8,586,296.04/12,879,885.24 = 2,196,603.84/x - Step 3: Cross multiply
8,586,296.04x = 12,879,885.24 × 2,196,603.84 - Step 4: Simplify right side
8,586,296.04x = 28,292,005,376,943.32 - Step 5: Solve for x
x = 28,292,005,376,943.32/8,586,296.04 - Step 6: Final answer
x = 3,295,018.63
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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.