Finding the Fourth Proportional to 11,301,765.57, 15,596,631.41 and 6,145,161.93
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Solution
The fourth proportional to 11,301,765.57, 15,596,631.41 and 6,145,161.93 is: 8,480,429.45
Step by Step Solution
- Step 1: Write the proportion equation
11,301,765.57 : 15,596,631.41 = 6,145,161.93 : x - Step 2: Convert to fraction form
11,301,765.57/15,596,631.41 = 6,145,161.93/x - Step 3: Cross multiply
11,301,765.57x = 15,596,631.41 × 6,145,161.93 - Step 4: Simplify right side
11,301,765.57x = 95,843,825,546,248.41 - Step 5: Solve for x
x = 95,843,825,546,248.41/11,301,765.57 - Step 6: Final answer
x = 8,480,429.45
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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.