Finding the Fourth Proportional to 21,477,559.05, 32,203,488.87 and 14,569,527.65
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Solution
The fourth proportional to 21,477,559.05, 32,203,488.87 and 14,569,527.65 is: 21,845,574.74
Step by Step Solution
- Step 1: Write the proportion equation
21,477,559.05 : 32,203,488.87 = 14,569,527.65 : x - Step 2: Convert to fraction form
21,477,559.05/32,203,488.87 = 14,569,527.65/x - Step 3: Cross multiply
21,477,559.05x = 32,203,488.87 × 14,569,527.65 - Step 4: Simplify right side
21,477,559.05x = 469,189,621,356,914.81 - Step 5: Solve for x
x = 469,189,621,356,914.81/21,477,559.05 - Step 6: Final answer
x = 21,845,574.74
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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.