Finding the Fourth Proportional to 11,427,944.76, 15,771,017.88 and 6,271,492.08
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Solution
The fourth proportional to 11,427,944.76, 15,771,017.88 and 6,271,492.08 is: 8,654,908.28
Step by Step Solution
- Step 1: Write the proportion equation
11,427,944.76 : 15,771,017.88 = 6,271,492.08 : x - Step 2: Convert to fraction form
11,427,944.76/15,771,017.88 = 6,271,492.08/x - Step 3: Cross multiply
11,427,944.76x = 15,771,017.88 × 6,271,492.08 - Step 4: Simplify right side
11,427,944.76x = 98,907,813,727,958.39 - Step 5: Solve for x
x = 98,907,813,727,958.39/11,427,944.76 - Step 6: Final answer
x = 8,654,908.28
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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.