Finding the Fourth Proportional to 11,349,674.84, 15,662,929.30 and 6,193,319.33
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Solution
The fourth proportional to 11,349,674.84, 15,662,929.30 and 6,193,319.33 is: 8,546,986.95
Step by Step Solution
- Step 1: Write the proportion equation
11,349,674.84 : 15,662,929.30 = 6,193,319.33 : x - Step 2: Convert to fraction form
11,349,674.84/15,662,929.30 = 6,193,319.33/x - Step 3: Cross multiply
11,349,674.84x = 15,662,929.30 × 6,193,319.33 - Step 4: Simplify right side
11,349,674.84x = 97,005,522,821,787.39 - Step 5: Solve for x
x = 97,005,522,821,787.39/11,349,674.84 - Step 6: Final answer
x = 8,546,986.95
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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.