Finding the Fourth Proportional to 11,660,119.08, 16,090,886.68 and 6,433,396.44
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Solution
The fourth proportional to 11,660,119.08, 16,090,886.68 and 6,433,396.44 is: 8,878,044.24
Step by Step Solution
- Step 1: Write the proportion equation
11,660,119.08 : 16,090,886.68 = 6,433,396.44 : x - Step 2: Convert to fraction form
11,660,119.08/16,090,886.68 = 6,433,396.44/x - Step 3: Cross multiply
11,660,119.08x = 16,090,886.68 × 6,433,396.44 - Step 4: Simplify right side
11,660,119.08x = 103,519,053,083,555.42 - Step 5: Solve for x
x = 103,519,053,083,555.42/11,660,119.08 - Step 6: Final answer
x = 8,878,044.24
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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.