Finding the Fourth Proportional to 23,332,455.03, 32,193,981.04 and 13,407,419.99
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Solution
The fourth proportional to 23,332,455.03, 32,193,981.04 and 13,407,419.99 is: 18,499,477.42
Step by Step Solution
- Step 1: Write the proportion equation
23,332,455.03 : 32,193,981.04 = 13,407,419.99 : x - Step 2: Convert to fraction form
23,332,455.03/32,193,981.04 = 13,407,419.99/x - Step 3: Cross multiply
23,332,455.03x = 32,193,981.04 × 13,407,419.99 - Step 4: Simplify right side
23,332,455.03x = 431,638,224,953,377 - Step 5: Solve for x
x = 431,638,224,953,377/23,332,455.03 - Step 6: Final answer
x = 18,499,477.42
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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.