Finding the Fourth Proportional to 11,127,854.80, 16,683,811.80 and 4,298,582.80
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Solution
The fourth proportional to 11,127,854.80, 16,683,811.80 and 4,298,582.80 is: 6,444,795.31
Step by Step Solution
- Step 1: Write the proportion equation
11,127,854.80 : 16,683,811.80 = 4,298,582.80 : x - Step 2: Convert to fraction form
11,127,854.80/16,683,811.80 = 4,298,582.80/x - Step 3: Cross multiply
11,127,854.80x = 16,683,811.80 × 4,298,582.80 - Step 4: Simplify right side
11,127,854.80x = 71,716,746,441,917.05 - Step 5: Solve for x
x = 71,716,746,441,917.05/11,127,854.80 - Step 6: Final answer
x = 6,444,795.31
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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.