Finding the Fourth Proportional to 7,597,690.40, 11,386,858.80 and 3,104,890.40
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Solution
The fourth proportional to 7,597,690.40, 11,386,858.80 and 3,104,890.40 is: 4,653,381.06
Step by Step Solution
- Step 1: Write the proportion equation
7,597,690.40 : 11,386,858.80 = 3,104,890.40 : x - Step 2: Convert to fraction form
7,597,690.40/11,386,858.80 = 3,104,890.40/x - Step 3: Cross multiply
7,597,690.40x = 11,386,858.80 × 3,104,890.40 - Step 4: Simplify right side
7,597,690.40x = 35,354,948,574,275.52 - Step 5: Solve for x
x = 35,354,948,574,275.52/7,597,690.40 - Step 6: Final answer
x = 4,653,381.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.