Finding the Fourth Proportional to 11,186,934.13, 16,780,762.04 and 3,099,987.69
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Solution
The fourth proportional to 11,186,934.13, 16,780,762.04 and 3,099,987.69 is: 4,650,081.52
Step by Step Solution
- Step 1: Write the proportion equation
11,186,934.13 : 16,780,762.04 = 3,099,987.69 : x - Step 2: Convert to fraction form
11,186,934.13/16,780,762.04 = 3,099,987.69/x - Step 3: Cross multiply
11,186,934.13x = 16,780,762.04 × 3,099,987.69 - Step 4: Simplify right side
11,186,934.13x = 52,020,155,674,391.49 - Step 5: Solve for x
x = 52,020,155,674,391.49/11,186,934.13 - Step 6: Final answer
x = 4,650,081.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.