Finding the Fourth Proportional to 10,626,269.39, 15,941,424.84 and 7,357,409.09
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Solution
The fourth proportional to 10,626,269.39, 15,941,424.84 and 7,357,409.09 is: 11,037,512.76
Step by Step Solution
- Step 1: Write the proportion equation
10,626,269.39 : 15,941,424.84 = 7,357,409.09 : x - Step 2: Convert to fraction form
10,626,269.39/15,941,424.84 = 7,357,409.09/x - Step 3: Cross multiply
10,626,269.39x = 15,941,424.84 × 7,357,409.09 - Step 4: Simplify right side
10,626,269.39x = 117,287,584,025,367.80 - Step 5: Solve for x
x = 117,287,584,025,367.80/10,626,269.39 - Step 6: Final answer
x = 11,037,512.76
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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.