Finding the Fourth Proportional to 11,293,585.14, 15,585,135.54 and 6,136,934.34
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Solution
The fourth proportional to 11,293,585.14, 15,585,135.54 and 6,136,934.34 is: 8,468,962.89
Step by Step Solution
- Step 1: Write the proportion equation
11,293,585.14 : 15,585,135.54 = 6,136,934.34 : x - Step 2: Convert to fraction form
11,293,585.14/15,585,135.54 = 6,136,934.34/x - Step 3: Cross multiply
11,293,585.14x = 15,585,135.54 × 6,136,934.34 - Step 4: Simplify right side
11,293,585.14x = 95,644,953,488,980.44 - Step 5: Solve for x
x = 95,644,953,488,980.44/11,293,585.14 - Step 6: Final answer
x = 8,468,962.89
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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.