Finding the Fourth Proportional to 11,567,516.49, 15,963,174.24 and 6,411,210.93
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Solution
The fourth proportional to 11,567,516.49, 15,963,174.24 and 6,411,210.93 is: 8,847,471.91
Step by Step Solution
- Step 1: Write the proportion equation
11,567,516.49 : 15,963,174.24 = 6,411,210.93 : x - Step 2: Convert to fraction form
11,567,516.49/15,963,174.24 = 6,411,210.93/x - Step 3: Cross multiply
11,567,516.49x = 15,963,174.24 × 6,411,210.93 - Step 4: Simplify right side
11,567,516.49x = 102,343,277,164,982.44 - Step 5: Solve for x
x = 102,343,277,164,982.44/11,567,516.49 - Step 6: Final answer
x = 8,847,471.91
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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.