Finding the Fourth Proportional to 5,006,329.74, 6,908,445.05 and 2,831,329.08
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Solution
The fourth proportional to 5,006,329.74, 6,908,445.05 and 2,831,329.08 is: 3,907,070.12
Step by Step Solution
- Step 1: Write the proportion equation
5,006,329.74 : 6,908,445.05 = 2,831,329.08 : x - Step 2: Convert to fraction form
5,006,329.74/6,908,445.05 = 2,831,329.08/x - Step 3: Cross multiply
5,006,329.74x = 6,908,445.05 × 2,831,329.08 - Step 4: Simplify right side
5,006,329.74x = 19,560,081,353,490.41 - Step 5: Solve for x
x = 19,560,081,353,490.41/5,006,329.74 - Step 6: Final answer
x = 3,907,070.12
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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.