Finding the Fourth Proportional to 5,411,737.76, 8,117,985.42 and 2,173,274.96
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Solution
The fourth proportional to 5,411,737.76, 8,117,985.42 and 2,173,274.96 is: 3,260,064.55
Step by Step Solution
- Step 1: Write the proportion equation
5,411,737.76 : 8,117,985.42 = 2,173,274.96 : x - Step 2: Convert to fraction form
5,411,737.76/8,117,985.42 = 2,173,274.96/x - Step 3: Cross multiply
5,411,737.76x = 8,117,985.42 × 2,173,274.96 - Step 4: Simplify right side
5,411,737.76x = 17,642,614,438,931.08 - Step 5: Solve for x
x = 17,642,614,438,931.08/5,411,737.76 - Step 6: Final answer
x = 3,260,064.55
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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.