Finding the Fourth Proportional to 5,585,463.04, 7,707,483.12 and 3,137,941.12
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Solution
The fourth proportional to 5,585,463.04, 7,707,483.12 and 3,137,941.12 is: 4,330,102.63
Step by Step Solution
- Step 1: Write the proportion equation
5,585,463.04 : 7,707,483.12 = 3,137,941.12 : x - Step 2: Convert to fraction form
5,585,463.04/7,707,483.12 = 3,137,941.12/x - Step 3: Cross multiply
5,585,463.04x = 7,707,483.12 × 3,137,941.12 - Step 4: Simplify right side
5,585,463.04x = 24,185,628,213,953.89 - Step 5: Solve for x
x = 24,185,628,213,953.89/5,585,463.04 - Step 6: Final answer
x = 4,330,102.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.