Finding the Fourth Proportional to 12,005,444.06, 16,567,552.49 and 6,498,817.41
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Solution
The fourth proportional to 12,005,444.06, 16,567,552.49 and 6,498,817.41 is: 8,968,389.51
Step by Step Solution
- Step 1: Write the proportion equation
12,005,444.06 : 16,567,552.49 = 6,498,817.41 : x - Step 2: Convert to fraction form
12,005,444.06/16,567,552.49 = 6,498,817.41/x - Step 3: Cross multiply
12,005,444.06x = 16,567,552.49 × 6,498,817.41 - Step 4: Simplify right side
12,005,444.06x = 107,669,498,592,735.09 - Step 5: Solve for x
x = 107,669,498,592,735.09/12,005,444.06 - Step 6: Final answer
x = 8,968,389.51
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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.