Finding the Fourth Proportional to 9,395,517.06, 12,965,593.02 and 5,528,288.70
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Solution
The fourth proportional to 9,395,517.06, 12,965,593.02 and 5,528,288.70 is: 7,628,908.65
Step by Step Solution
- Step 1: Write the proportion equation
9,395,517.06 : 12,965,593.02 = 5,528,288.70 : x - Step 2: Convert to fraction form
9,395,517.06/12,965,593.02 = 5,528,288.70/x - Step 3: Cross multiply
9,395,517.06x = 12,965,593.02 × 5,528,288.70 - Step 4: Simplify right side
9,395,517.06x = 71,677,541,381,264.88 - Step 5: Solve for x
x = 71,677,541,381,264.88/9,395,517.06 - Step 6: Final answer
x = 7,628,908.65
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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.