Finding the Fourth Proportional to 13,451,024.97, 18,562,824.68 and 7,650,642.51
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Solution
The fourth proportional to 13,451,024.97, 18,562,824.68 and 7,650,642.51 is: 10,558,119.99
Step by Step Solution
- Step 1: Write the proportion equation
13,451,024.97 : 18,562,824.68 = 7,650,642.51 : x - Step 2: Convert to fraction form
13,451,024.97/18,562,824.68 = 7,650,642.51/x - Step 3: Cross multiply
13,451,024.97x = 18,562,824.68 × 7,650,642.51 - Step 4: Simplify right side
13,451,024.97x = 142,017,535,564,231.94 - Step 5: Solve for x
x = 142,017,535,564,231.94/13,451,024.97 - Step 6: Final answer
x = 10,558,119.99
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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.