Finding the Fourth Proportional to 7,526,448.06, 10,386,586.71 and 4,088,743.26
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Solution
The fourth proportional to 7,526,448.06, 10,386,586.71 and 4,088,743.26 is: 5,642,513.72
Step by Step Solution
- Step 1: Write the proportion equation
7,526,448.06 : 10,386,586.71 = 4,088,743.26 : x - Step 2: Convert to fraction form
7,526,448.06/10,386,586.71 = 4,088,743.26/x - Step 3: Cross multiply
7,526,448.06x = 10,386,586.71 × 4,088,743.26 - Step 4: Simplify right side
7,526,448.06x = 42,468,086,404,918.08 - Step 5: Solve for x
x = 42,468,086,404,918.08/7,526,448.06 - Step 6: Final answer
x = 5,642,513.72
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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.