Finding the Fourth Proportional to 11,459,278.08, 17,190,038.16 and 4,174,716.42
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Solution
The fourth proportional to 11,459,278.08, 17,190,038.16 and 4,174,716.42 is: 6,262,483.03
Step by Step Solution
- Step 1: Write the proportion equation
11,459,278.08 : 17,190,038.16 = 4,174,716.42 : x - Step 2: Convert to fraction form
11,459,278.08/17,190,038.16 = 4,174,716.42/x - Step 3: Cross multiply
11,459,278.08x = 17,190,038.16 × 4,174,716.42 - Step 4: Simplify right side
11,459,278.08x = 71,763,534,566,978.59 - Step 5: Solve for x
x = 71,763,534,566,978.59/11,459,278.08 - Step 6: Final answer
x = 6,262,483.03
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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.