Finding the Fourth Proportional to 11,317,186.19, 15,617,718.74 and 6,160,586.47
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Solution
The fourth proportional to 11,317,186.19, 15,617,718.74 and 6,160,586.47 is: 8,501,610.31
Step by Step Solution
- Step 1: Write the proportion equation
11,317,186.19 : 15,617,718.74 = 6,160,586.47 : x - Step 2: Convert to fraction form
11,317,186.19/15,617,718.74 = 6,160,586.47/x - Step 3: Cross multiply
11,317,186.19x = 15,617,718.74 × 6,160,586.47 - Step 4: Simplify right side
11,317,186.19x = 96,214,306,761,909.44 - Step 5: Solve for x
x = 96,214,306,761,909.44/11,317,186.19 - Step 6: Final answer
x = 8,501,610.31
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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.