Finding the Fourth Proportional to 6,906,220.80, 10,357,563.57 and 2,047,391.08
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Solution
The fourth proportional to 6,906,220.80, 10,357,563.57 and 2,047,391.08 is: 3,070,562.60
Step by Step Solution
- Step 1: Write the proportion equation
6,906,220.80 : 10,357,563.57 = 2,047,391.08 : x - Step 2: Convert to fraction form
6,906,220.80/10,357,563.57 = 2,047,391.08/x - Step 3: Cross multiply
6,906,220.80x = 10,357,563.57 × 2,047,391.08 - Step 4: Simplify right side
6,906,220.80x = 21,205,983,263,750.96 - Step 5: Solve for x
x = 21,205,983,263,750.96/6,906,220.80 - Step 6: Final answer
x = 3,070,562.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.