Finding the Fourth Proportional to 11,483,616.42, 15,847,676.02 and 7,071,671.96
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Solution
The fourth proportional to 11,483,616.42, 15,847,676.02 and 7,071,671.96 is: 9,759,083.03
Step by Step Solution
- Step 1: Write the proportion equation
11,483,616.42 : 15,847,676.02 = 7,071,671.96 : x - Step 2: Convert to fraction form
11,483,616.42/15,847,676.02 = 7,071,671.96/x - Step 3: Cross multiply
11,483,616.42x = 15,847,676.02 × 7,071,671.96 - Step 4: Simplify right side
11,483,616.42x = 112,069,566,141,798.39 - Step 5: Solve for x
x = 112,069,566,141,798.39/11,483,616.42 - Step 6: Final answer
x = 9,759,083.03
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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.