Finding the Fourth Proportional to 11,344,582.02, 15,651,061.74 and 6,986,101.52
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Solution
The fourth proportional to 11,344,582.02, 15,651,061.74 and 6,986,101.52 is: 9,638,072.70
Step by Step Solution
- Step 1: Write the proportion equation
11,344,582.02 : 15,651,061.74 = 6,986,101.52 : x - Step 2: Convert to fraction form
11,344,582.02/15,651,061.74 = 6,986,101.52/x - Step 3: Cross multiply
11,344,582.02x = 15,651,061.74 × 6,986,101.52 - Step 4: Simplify right side
11,344,582.02x = 109,339,906,211,427.84 - Step 5: Solve for x
x = 109,339,906,211,427.84/11,344,582.02 - Step 6: Final answer
x = 9,638,072.70
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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.