Finding the Fourth Proportional to 13,244,311.84, 19,862,268.72 and 5,669,243.68
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Solution
The fourth proportional to 13,244,311.84, 19,862,268.72 and 5,669,243.68 is: 8,502,068.12
Step by Step Solution
- Step 1: Write the proportion equation
13,244,311.84 : 19,862,268.72 = 5,669,243.68 : x - Step 2: Convert to fraction form
13,244,311.84/19,862,268.72 = 5,669,243.68/x - Step 3: Cross multiply
13,244,311.84x = 19,862,268.72 × 5,669,243.68 - Step 4: Simplify right side
13,244,311.84x = 112,604,041,411,321.67 - Step 5: Solve for x
x = 112,604,041,411,321.67/13,244,311.84 - Step 6: Final answer
x = 8,502,068.12
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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.