Finding the Fourth Proportional to 11,674,801.05, 16,110,003.33 and 6,779,068.81
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Solution
The fourth proportional to 11,674,801.05, 16,110,003.33 and 6,779,068.81 is: 9,354,405.32
Step by Step Solution
- Step 1: Write the proportion equation
11,674,801.05 : 16,110,003.33 = 6,779,068.81 : x - Step 2: Convert to fraction form
11,674,801.05/16,110,003.33 = 6,779,068.81/x - Step 3: Cross multiply
11,674,801.05x = 16,110,003.33 × 6,779,068.81 - Step 4: Simplify right side
11,674,801.05x = 109,210,821,063,124.12 - Step 5: Solve for x
x = 109,210,821,063,124.12/11,674,801.05 - Step 6: Final answer
x = 9,354,405.32
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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.