Finding the Fourth Proportional to 6,776,320.68, 9,351,329.58 and 4,023,557.82
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Solution
The fourth proportional to 6,776,320.68, 9,351,329.58 and 4,023,557.82 is: 5,552,513.97
Step by Step Solution
- Step 1: Write the proportion equation
6,776,320.68 : 9,351,329.58 = 4,023,557.82 : x - Step 2: Convert to fraction form
6,776,320.68/9,351,329.58 = 4,023,557.82/x - Step 3: Cross multiply
6,776,320.68x = 9,351,329.58 × 4,023,557.82 - Step 4: Simplify right side
6,776,320.68x = 37,625,615,259,006.31 - Step 5: Solve for x
x = 37,625,615,259,006.31/6,776,320.68 - Step 6: Final answer
x = 5,552,513.97
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1.5x scale
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.