Finding the Fourth Proportional to 11,137,679.76, 15,369,723.74 and 6,176,093.68
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Solution
The fourth proportional to 11,137,679.76, 15,369,723.74 and 6,176,093.68 is: 8,522,857.16
Step by Step Solution
- Step 1: Write the proportion equation
11,137,679.76 : 15,369,723.74 = 6,176,093.68 : x - Step 2: Convert to fraction form
11,137,679.76/15,369,723.74 = 6,176,093.68/x - Step 3: Cross multiply
11,137,679.76x = 15,369,723.74 × 6,176,093.68 - Step 4: Simplify right side
11,137,679.76x = 94,924,853,653,959.95 - Step 5: Solve for x
x = 94,924,853,653,959.95/11,137,679.76 - Step 6: Final answer
x = 8,522,857.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.