Finding the Fourth Proportional to 19,250,590.14, 26,565,806.79 and 10,665,886.14
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Solution
The fourth proportional to 19,250,590.14, 26,565,806.79 and 10,665,886.14 is: 14,718,918.66
Step by Step Solution
- Step 1: Write the proportion equation
19,250,590.14 : 26,565,806.79 = 10,665,886.14 : x - Step 2: Convert to fraction form
19,250,590.14/26,565,806.79 = 10,665,886.14/x - Step 3: Cross multiply
19,250,590.14x = 26,565,806.79 × 10,665,886.14 - Step 4: Simplify right side
19,250,590.14x = 283,347,870,439,378.88 - Step 5: Solve for x
x = 283,347,870,439,378.88/19,250,590.14 - Step 6: Final answer
x = 14,718,918.66
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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.