Finding the Fourth Proportional to 16,369,828.58, 24,547,986.84 and 5,587,998.74
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Solution
The fourth proportional to 16,369,828.58, 24,547,986.84 and 5,587,998.74 is: 8,379,691.87
Step by Step Solution
- Step 1: Write the proportion equation
16,369,828.58 : 24,547,986.84 = 5,587,998.74 : x - Step 2: Convert to fraction form
16,369,828.58/24,547,986.84 = 5,587,998.74/x - Step 3: Cross multiply
16,369,828.58x = 24,547,986.84 × 5,587,998.74 - Step 4: Simplify right side
16,369,828.58x = 137,174,119,531,456.59 - Step 5: Solve for x
x = 137,174,119,531,456.59/16,369,828.58 - Step 6: Final answer
x = 8,379,691.87
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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.