Finding the Fourth Proportional to 10,791,071.36, 16,198,124.67 and 4,646,094.12
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Solution
The fourth proportional to 10,791,071.36, 16,198,124.67 and 4,646,094.12 is: 6,974,100.09
Step by Step Solution
- Step 1: Write the proportion equation
10,791,071.36 : 16,198,124.67 = 4,646,094.12 : x - Step 2: Convert to fraction form
10,791,071.36/16,198,124.67 = 4,646,094.12/x - Step 3: Cross multiply
10,791,071.36x = 16,198,124.67 × 4,646,094.12 - Step 4: Simplify right side
10,791,071.36x = 75,258,011,784,313.94 - Step 5: Solve for x
x = 75,258,011,784,313.94/10,791,071.36 - Step 6: Final answer
x = 6,974,100.09
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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.