Finding the Fourth Proportional to 11,192,829.90, 16,787,366.76 and 3,106,627.08
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Solution
The fourth proportional to 11,192,829.90, 16,787,366.76 and 3,106,627.08 is: 4,659,419.35
Step by Step Solution
- Step 1: Write the proportion equation
11,192,829.90 : 16,787,366.76 = 3,106,627.08 : x - Step 2: Convert to fraction form
11,192,829.90/16,787,366.76 = 3,106,627.08/x - Step 3: Cross multiply
11,192,829.90x = 16,787,366.76 × 3,106,627.08 - Step 4: Simplify right side
11,192,829.90x = 52,152,088,178,507.87 - Step 5: Solve for x
x = 52,152,088,178,507.87/11,192,829.90 - Step 6: Final answer
x = 4,659,419.35
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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.