Finding the Fourth Proportional to 8,357,439.36, 12,535,808.76 and 2,677,537.92
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Solution
The fourth proportional to 8,357,439.36, 12,535,808.76 and 2,677,537.92 is: 4,016,194.66
Step by Step Solution
- Step 1: Write the proportion equation
8,357,439.36 : 12,535,808.76 = 2,677,537.92 : x - Step 2: Convert to fraction form
8,357,439.36/12,535,808.76 = 2,677,537.92/x - Step 3: Cross multiply
8,357,439.36x = 12,535,808.76 × 2,677,537.92 - Step 4: Simplify right side
8,357,439.36x = 33,565,103,312,768.18 - Step 5: Solve for x
x = 33,565,103,312,768.18/8,357,439.36 - Step 6: Final answer
x = 4,016,194.66
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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.