Finding the Fourth Proportional to 7,802,227.17, 10,769,237.28 and 4,539,672.09
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Solution
The fourth proportional to 7,802,227.17, 10,769,237.28 and 4,539,672.09 is: 6,266,006.47
Step by Step Solution
- Step 1: Write the proportion equation
7,802,227.17 : 10,769,237.28 = 4,539,672.09 : x - Step 2: Convert to fraction form
7,802,227.17/10,769,237.28 = 4,539,672.09/x - Step 3: Cross multiply
7,802,227.17x = 10,769,237.28 × 4,539,672.09 - Step 4: Simplify right side
7,802,227.17x = 48,888,805,910,603.51 - Step 5: Solve for x
x = 48,888,805,910,603.51/7,802,227.17 - Step 6: Final answer
x = 6,266,006.47
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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.