Finding the Fourth Proportional to 7,703,309.26, 10,641,639.60 and 6,152,534.82
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Solution
The fourth proportional to 7,703,309.26, 10,641,639.60 and 6,152,534.82 is: 8,499,341.77
Step by Step Solution
- Step 1: Write the proportion equation
7,703,309.26 : 10,641,639.60 = 6,152,534.82 : x - Step 2: Convert to fraction form
7,703,309.26/10,641,639.60 = 6,152,534.82/x - Step 3: Cross multiply
7,703,309.26x = 10,641,639.60 × 6,152,534.82 - Step 4: Simplify right side
7,703,309.26x = 65,473,058,180,890.88 - Step 5: Solve for x
x = 65,473,058,180,890.88/7,703,309.26 - Step 6: Final answer
x = 8,499,341.77
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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.