Finding the Fourth Proportional to 10,793,844.95, 14,894,066.97 and 6,931,597.68
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Solution
The fourth proportional to 10,793,844.95, 14,894,066.97 and 6,931,597.68 is: 9,564,680.67
Step by Step Solution
- Step 1: Write the proportion equation
10,793,844.95 : 14,894,066.97 = 6,931,597.68 : x - Step 2: Convert to fraction form
10,793,844.95/14,894,066.97 = 6,931,597.68/x - Step 3: Cross multiply
10,793,844.95x = 14,894,066.97 × 6,931,597.68 - Step 4: Simplify right side
10,793,844.95x = 103,239,680,055,016.62 - Step 5: Solve for x
x = 103,239,680,055,016.62/10,793,844.95 - Step 6: Final answer
x = 9,564,680.67
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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.