Finding the Fourth Proportional to 6,450,467.12, 8,901,642.05 and 3,549,857.99
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Solution
The fourth proportional to 6,450,467.12, 8,901,642.05 and 3,549,857.99 is: 4,898,802.60
Step by Step Solution
- Step 1: Write the proportion equation
6,450,467.12 : 8,901,642.05 = 3,549,857.99 : x - Step 2: Convert to fraction form
6,450,467.12/8,901,642.05 = 3,549,857.99/x - Step 3: Cross multiply
6,450,467.12x = 8,901,642.05 × 3,549,857.99 - Step 4: Simplify right side
6,450,467.12x = 31,599,565,093,054.98 - Step 5: Solve for x
x = 31,599,565,093,054.98/6,450,467.12 - Step 6: Final answer
x = 4,898,802.60
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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.