Finding the Fourth Proportional to 6,909,868.84, 9,535,592.17 and 3,812,584.97
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Solution
The fourth proportional to 6,909,868.84, 9,535,592.17 and 3,812,584.97 is: 5,261,352.46
Step by Step Solution
- Step 1: Write the proportion equation
6,909,868.84 : 9,535,592.17 = 3,812,584.97 : x - Step 2: Convert to fraction form
6,909,868.84/9,535,592.17 = 3,812,584.97/x - Step 3: Cross multiply
6,909,868.84x = 9,535,592.17 × 3,812,584.97 - Step 4: Simplify right side
6,909,868.84x = 36,355,255,387,391.69 - Step 5: Solve for x
x = 36,355,255,387,391.69/6,909,868.84 - Step 6: Final answer
x = 5,261,352.46
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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.