Finding the Fourth Proportional to 10,999,634.97, 15,179,267.93 and 6,104,572.77
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Solution
The fourth proportional to 10,999,634.97, 15,179,267.93 and 6,104,572.77 is: 8,424,183.70
Step by Step Solution
- Step 1: Write the proportion equation
10,999,634.97 : 15,179,267.93 = 6,104,572.77 : x - Step 2: Convert to fraction form
10,999,634.97/15,179,267.93 = 6,104,572.77/x - Step 3: Cross multiply
10,999,634.97x = 15,179,267.93 × 6,104,572.77 - Step 4: Simplify right side
10,999,634.97x = 92,662,945,643,489.41 - Step 5: Solve for x
x = 92,662,945,643,489.41/10,999,634.97 - Step 6: Final answer
x = 8,424,183.70
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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.