Finding the Fourth Proportional to 7,371,969.96, 11,062,937.19 and 2,579,700.74
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Solution
The fourth proportional to 7,371,969.96, 11,062,937.19 and 2,579,700.74 is: 3,871,294.56
Step by Step Solution
- Step 1: Write the proportion equation
7,371,969.96 : 11,062,937.19 = 2,579,700.74 : x - Step 2: Convert to fraction form
7,371,969.96/11,062,937.19 = 2,579,700.74/x - Step 3: Cross multiply
7,371,969.96x = 11,062,937.19 × 2,579,700.74 - Step 4: Simplify right side
7,371,969.96x = 28,539,067,200,301.83 - Step 5: Solve for x
x = 28,539,067,200,301.83/7,371,969.96 - Step 6: Final answer
x = 3,871,294.56
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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.