Finding the Fourth Proportional to 7,577,541.82, 11,373,498.66 and 4,690,174.61
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Solution
The fourth proportional to 7,577,541.82, 11,373,498.66 and 4,690,174.61 is: 7,039,709.70
Step by Step Solution
- Step 1: Write the proportion equation
7,577,541.82 : 11,373,498.66 = 4,690,174.61 : x - Step 2: Convert to fraction form
7,577,541.82/11,373,498.66 = 4,690,174.61/x - Step 3: Cross multiply
7,577,541.82x = 11,373,498.66 × 4,690,174.61 - Step 4: Simplify right side
7,577,541.82x = 53,343,694,670,434.77 - Step 5: Solve for x
x = 53,343,694,670,434.77/7,577,541.82 - Step 6: Final answer
x = 7,039,709.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.