Finding the Fourth Proportional to 14,126,683.88, 19,493,630.46 and 8,547,009.26
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Solution
The fourth proportional to 14,126,683.88, 19,493,630.46 and 8,547,009.26 is: 11,794,150.80
Step by Step Solution
- Step 1: Write the proportion equation
14,126,683.88 : 19,493,630.46 = 8,547,009.26 : x - Step 2: Convert to fraction form
14,126,683.88/19,493,630.46 = 8,547,009.26/x - Step 3: Cross multiply
14,126,683.88x = 19,493,630.46 × 8,547,009.26 - Step 4: Simplify right side
14,126,683.88x = 166,612,239,987,221.22 - Step 5: Solve for x
x = 166,612,239,987,221.22/14,126,683.88 - Step 6: Final answer
x = 11,794,150.80
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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.