Finding the Fourth Proportional to 13,367,110.36, 18,446,134.92 and 7,565,767.53
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Solution
The fourth proportional to 13,367,110.36, 18,446,134.92 and 7,565,767.53 is: 10,440,489.00
Step by Step Solution
- Step 1: Write the proportion equation
13,367,110.36 : 18,446,134.92 = 7,565,767.53 : x - Step 2: Convert to fraction form
13,367,110.36/18,446,134.92 = 7,565,767.53/x - Step 3: Cross multiply
13,367,110.36x = 18,446,134.92 × 7,565,767.53 - Step 4: Simplify right side
13,367,110.36x = 139,559,168,631,735.17 - Step 5: Solve for x
x = 139,559,168,631,735.17/13,367,110.36 - Step 6: Final answer
x = 10,440,489.00
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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.