Finding the Fourth Proportional to 6,116,060.74, 8,439,985.28 and 3,362,745.28
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Solution
The fourth proportional to 6,116,060.74, 8,439,985.28 and 3,362,745.28 is: 4,640,490.32
Step by Step Solution
- Step 1: Write the proportion equation
6,116,060.74 : 8,439,985.28 = 3,362,745.28 : x - Step 2: Convert to fraction form
6,116,060.74/8,439,985.28 = 3,362,745.28/x - Step 3: Cross multiply
6,116,060.74x = 8,439,985.28 × 3,362,745.28 - Step 4: Simplify right side
6,116,060.74x = 28,381,520,663,589.47 - Step 5: Solve for x
x = 28,381,520,663,589.47/6,116,060.74 - Step 6: Final answer
x = 4,640,490.32
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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.