Finding the Fourth Proportional to 11,543,048.44, 15,929,875.74 and 6,386,326
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Solution
The fourth proportional to 11,543,048.44, 15,929,875.74 and 6,386,326 is: 8,813,389.30
Step by Step Solution
- Step 1: Write the proportion equation
11,543,048.44 : 15,929,875.74 = 6,386,326 : x - Step 2: Convert to fraction form
11,543,048.44/15,929,875.74 = 6,386,326/x - Step 3: Cross multiply
11,543,048.44x = 15,929,875.74 × 6,386,326 - Step 4: Simplify right side
11,543,048.44x = 101,733,379,615,131.23 - Step 5: Solve for x
x = 101,733,379,615,131.23/11,543,048.44 - Step 6: Final answer
x = 8,813,389.30
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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.