Finding the Fourth Proportional to 11,384,720.06, 15,711,284.99 and 6,228,081.60
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Solution
The fourth proportional to 11,384,720.06, 15,711,284.99 and 6,228,081.60 is: 8,594,955.74
Step by Step Solution
- Step 1: Write the proportion equation
11,384,720.06 : 15,711,284.99 = 6,228,081.60 : x - Step 2: Convert to fraction form
11,384,720.06/15,711,284.99 = 6,228,081.60/x - Step 3: Cross multiply
11,384,720.06x = 15,711,284.99 × 6,228,081.60 - Step 4: Simplify right side
11,384,720.06x = 97,851,164,974,145.38 - Step 5: Solve for x
x = 97,851,164,974,145.38/11,384,720.06 - Step 6: Final answer
x = 8,594,955.74
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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.