Finding the Fourth Proportional to 10,185,272.29, 14,055,941.70 and 5,601,713.95
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Solution
The fourth proportional to 10,185,272.29, 14,055,941.70 and 5,601,713.95 is: 7,730,511.51
Step by Step Solution
- Step 1: Write the proportion equation
10,185,272.29 : 14,055,941.70 = 5,601,713.95 : x - Step 2: Convert to fraction form
10,185,272.29/14,055,941.70 = 5,601,713.95/x - Step 3: Cross multiply
10,185,272.29x = 14,055,941.70 × 5,601,713.95 - Step 4: Simplify right side
10,185,272.29x = 78,737,364,701,276.72 - Step 5: Solve for x
x = 78,737,364,701,276.72/10,185,272.29 - Step 6: Final answer
x = 7,730,511.51
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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.