Finding the Fourth Proportional to 5,896,607.60, 8,137,302.18 and 3,318,288.50
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Solution
The fourth proportional to 5,896,607.60, 8,137,302.18 and 3,318,288.50 is: 4,579,228.95
Step by Step Solution
- Step 1: Write the proportion equation
5,896,607.60 : 8,137,302.18 = 3,318,288.50 : x - Step 2: Convert to fraction form
5,896,607.60/8,137,302.18 = 3,318,288.50/x - Step 3: Cross multiply
5,896,607.60x = 8,137,302.18 × 3,318,288.50 - Step 4: Simplify right side
5,896,607.60x = 27,001,916,244,918.93 - Step 5: Solve for x
x = 27,001,916,244,918.93/5,896,607.60 - Step 6: Final answer
x = 4,579,228.95
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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.