Finding the Fourth Proportional to 5,166,551.48, 7,745,966.22 and 3,564,543.20
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Solution
The fourth proportional to 5,166,551.48, 7,745,966.22 and 3,564,543.20 is: 5,344,150.99
Step by Step Solution
- Step 1: Write the proportion equation
5,166,551.48 : 7,745,966.22 = 3,564,543.20 : x - Step 2: Convert to fraction form
5,166,551.48/7,745,966.22 = 3,564,543.20/x - Step 3: Cross multiply
5,166,551.48x = 7,745,966.22 × 3,564,543.20 - Step 4: Simplify right side
5,166,551.48x = 27,610,831,216,930.70 - Step 5: Solve for x
x = 27,610,831,216,930.70/5,166,551.48 - Step 6: Final answer
x = 5,344,150.99
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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.