Finding the Fourth Proportional to 11,662,649.98, 16,097,658.06 and 6,769,448.55
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Solution
The fourth proportional to 11,662,649.98, 16,097,658.06 and 6,769,448.55 is: 9,343,697.03
Step by Step Solution
- Step 1: Write the proportion equation
11,662,649.98 : 16,097,658.06 = 6,769,448.55 : x - Step 2: Convert to fraction form
11,662,649.98/16,097,658.06 = 6,769,448.55/x - Step 3: Cross multiply
11,662,649.98x = 16,097,658.06 × 6,769,448.55 - Step 4: Simplify right side
11,662,649.98x = 108,972,268,013,085.23 - Step 5: Solve for x
x = 108,972,268,013,085.23/11,662,649.98 - Step 6: Final answer
x = 9,343,697.03
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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.