Finding the Fourth Proportional to 6,776,328.18, 9,351,339.93 and 4,023,565.32
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Solution
The fourth proportional to 6,776,328.18, 9,351,339.93 and 4,023,565.32 is: 5,552,524.32
Step by Step Solution
- Step 1: Write the proportion equation
6,776,328.18 : 9,351,339.93 = 4,023,565.32 : x - Step 2: Convert to fraction form
6,776,328.18/9,351,339.93 = 4,023,565.32/x - Step 3: Cross multiply
6,776,328.18x = 9,351,339.93 × 4,023,565.32 - Step 4: Simplify right side
6,776,328.18x = 37,625,727,037,879.23 - Step 5: Solve for x
x = 37,625,727,037,879.23/6,776,328.18 - Step 6: Final answer
x = 5,552,524.32
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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.