Finding the Fourth Proportional to 11,566,972.29, 15,963,343.25 and 6,410,827.65
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Solution
The fourth proportional to 11,566,972.29, 15,963,343.25 and 6,410,827.65 is: 8,847,452.88
Step by Step Solution
- Step 1: Write the proportion equation
11,566,972.29 : 15,963,343.25 = 6,410,827.65 : x - Step 2: Convert to fraction form
11,566,972.29/15,963,343.25 = 6,410,827.65/x - Step 3: Cross multiply
11,566,972.29x = 15,963,343.25 × 6,410,827.65 - Step 4: Simplify right side
11,566,972.29x = 102,338,242,261,486.72 - Step 5: Solve for x
x = 102,338,242,261,486.72/11,566,972.29 - Step 6: Final answer
x = 8,847,452.88
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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.