Finding the Fourth Proportional to 16,131,866.32, 24,207,886.86 and 6,547,243.60
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Solution
The fourth proportional to 16,131,866.32, 24,207,886.86 and 6,547,243.60 is: 9,824,959.44
Step by Step Solution
- Step 1: Write the proportion equation
16,131,866.32 : 24,207,886.86 = 6,547,243.60 : x - Step 2: Convert to fraction form
16,131,866.32/24,207,886.86 = 6,547,243.60/x - Step 3: Cross multiply
16,131,866.32x = 24,207,886.86 × 6,547,243.60 - Step 4: Simplify right side
16,131,866.32x = 158,494,932,313,659.09 - Step 5: Solve for x
x = 158,494,932,313,659.09/16,131,866.32 - Step 6: Final answer
x = 9,824,959.44
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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.