Finding the Fourth Proportional to 6,343,088.68, 8,753,466.72 and 3,442,478.68
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Solution
The fourth proportional to 6,343,088.68, 8,753,466.72 and 3,442,478.68 is: 4,750,622.93
Step by Step Solution
- Step 1: Write the proportion equation
6,343,088.68 : 8,753,466.72 = 3,442,478.68 : x - Step 2: Convert to fraction form
6,343,088.68/8,753,466.72 = 3,442,478.68/x - Step 3: Cross multiply
6,343,088.68x = 8,753,466.72 × 3,442,478.68 - Step 4: Simplify right side
6,343,088.68x = 30,133,622,559,689.54 - Step 5: Solve for x
x = 30,133,622,559,689.54/6,343,088.68 - Step 6: Final answer
x = 4,750,622.93
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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.