Finding the Fourth Proportional to 10,203,295.68, 14,081,187.20 and 5,619,616
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Solution
The fourth proportional to 10,203,295.68, 14,081,187.20 and 5,619,616 is: 7,755,422.11
Step by Step Solution
- Step 1: Write the proportion equation
10,203,295.68 : 14,081,187.20 = 5,619,616 : x - Step 2: Convert to fraction form
10,203,295.68/14,081,187.20 = 5,619,616/x - Step 3: Cross multiply
10,203,295.68x = 14,081,187.20 × 5,619,616 - Step 4: Simplify right side
10,203,295.68x = 79,130,864,888,115.20 - Step 5: Solve for x
x = 79,130,864,888,115.20/10,203,295.68 - Step 6: Final answer
x = 7,755,422.11
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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.