Finding the Fourth Proportional to 14,686,621.71, 22,029,928.51 and 4,589,242.71
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Solution
The fourth proportional to 14,686,621.71, 22,029,928.51 and 4,589,242.71 is: 6,883,862.80
Step by Step Solution
- Step 1: Write the proportion equation
14,686,621.71 : 22,029,928.51 = 4,589,242.71 : x - Step 2: Convert to fraction form
14,686,621.71/22,029,928.51 = 4,589,242.71/x - Step 3: Cross multiply
14,686,621.71x = 22,029,928.51 × 4,589,242.71 - Step 4: Simplify right side
14,686,621.71x = 101,100,688,816,338.67 - Step 5: Solve for x
x = 101,100,688,816,338.67/14,686,621.71 - Step 6: Final answer
x = 6,883,862.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.