Finding the Fourth Proportional to 75,699,420.43, 113,549,130.64 and 23,889,274.09
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Solution
The fourth proportional to 75,699,420.43, 113,549,130.64 and 23,889,274.09 is: 35,833,911.13
Step by Step Solution
- Step 1: Write the proportion equation
75,699,420.43 : 113,549,130.64 = 23,889,274.09 : x - Step 2: Convert to fraction form
75,699,420.43/113,549,130.64 = 23,889,274.09/x - Step 3: Cross multiply
75,699,420.43x = 113,549,130.64 × 23,889,274.09 - Step 4: Simplify right side
75,699,420.43x = 2,712,606,304,540,177 - Step 5: Solve for x
x = 2,712,606,304,540,177/75,699,420.43 - Step 6: Final answer
x = 35,833,911.13
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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.