Finding the Fourth Proportional to 16,444,703.32, 24,658,555.62 and 7,218,899.80
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Solution
The fourth proportional to 16,444,703.32, 24,658,555.62 and 7,218,899.80 is: 10,824,618.65
Step by Step Solution
- Step 1: Write the proportion equation
16,444,703.32 : 24,658,555.62 = 7,218,899.80 : x - Step 2: Convert to fraction form
16,444,703.32/24,658,555.62 = 7,218,899.80/x - Step 3: Cross multiply
16,444,703.32x = 24,658,555.62 × 7,218,899.80 - Step 4: Simplify right side
16,444,703.32x = 178,007,642,233,506.88 - Step 5: Solve for x
x = 178,007,642,233,506.88/16,444,703.32 - Step 6: Final answer
x = 10,824,618.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.