Finding the Fourth Proportional to 6,833,737.28, 9,432,932.16 and 3,934,283.68
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Solution
The fourth proportional to 6,833,737.28, 9,432,932.16 and 3,934,283.68 is: 5,430,678.64
Step by Step Solution
- Step 1: Write the proportion equation
6,833,737.28 : 9,432,932.16 = 3,934,283.68 : x - Step 2: Convert to fraction form
6,833,737.28/9,432,932.16 = 3,934,283.68/x - Step 3: Cross multiply
6,833,737.28x = 9,432,932.16 × 3,934,283.68 - Step 4: Simplify right side
6,833,737.28x = 37,111,831,051,635.15 - Step 5: Solve for x
x = 37,111,831,051,635.15/6,833,737.28 - Step 6: Final answer
x = 5,430,678.64
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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.