Finding the Fourth Proportional to 10,543,562.22, 15,815,687.74 and 3,626,970.36
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Solution
The fourth proportional to 10,543,562.22, 15,815,687.74 and 3,626,970.36 is: 5,440,574.02
Step by Step Solution
- Step 1: Write the proportion equation
10,543,562.22 : 15,815,687.74 = 3,626,970.36 : x - Step 2: Convert to fraction form
10,543,562.22/15,815,687.74 = 3,626,970.36/x - Step 3: Cross multiply
10,543,562.22x = 15,815,687.74 × 3,626,970.36 - Step 4: Simplify right side
10,543,562.22x = 57,363,030,655,995.38 - Step 5: Solve for x
x = 57,363,030,655,995.38/10,543,562.22 - Step 6: Final answer
x = 5,440,574.02
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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.