Finding the Fourth Proportional to 7,758,724.24, 10,707,371.64 and 4,320,965.26
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Solution
The fourth proportional to 7,758,724.24, 10,707,371.64 and 4,320,965.26 is: 5,963,117.06
Step by Step Solution
- Step 1: Write the proportion equation
7,758,724.24 : 10,707,371.64 = 4,320,965.26 : x - Step 2: Convert to fraction form
7,758,724.24/10,707,371.64 = 4,320,965.26/x - Step 3: Cross multiply
7,758,724.24x = 10,707,371.64 × 4,320,965.26 - Step 4: Simplify right side
7,758,724.24x = 46,266,180,882,349.23 - Step 5: Solve for x
x = 46,266,180,882,349.23/7,758,724.24 - Step 6: Final answer
x = 5,963,117.06
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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.