Finding the Fourth Proportional to 19,751,397.58, 29,624,102.81 and 5,375,585.62
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Solution
The fourth proportional to 19,751,397.58, 29,624,102.81 and 5,375,585.62 is: 8,062,563.69
Step by Step Solution
- Step 1: Write the proportion equation
19,751,397.58 : 29,624,102.81 = 5,375,585.62 : x - Step 2: Convert to fraction form
19,751,397.58/29,624,102.81 = 5,375,585.62/x - Step 3: Cross multiply
19,751,397.58x = 29,624,102.81 × 5,375,585.62 - Step 4: Simplify right side
19,751,397.58x = 159,246,900,895,839.16 - Step 5: Solve for x
x = 159,246,900,895,839.16/19,751,397.58 - Step 6: Final answer
x = 8,062,563.69
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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.