Finding the Fourth Proportional to 7,422,006.28, 11,129,500.46 and 2,875,184.68
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Solution
The fourth proportional to 7,422,006.28, 11,129,500.46 and 2,875,184.68 is: 4,311,417.70
Step by Step Solution
- Step 1: Write the proportion equation
7,422,006.28 : 11,129,500.46 = 2,875,184.68 : x - Step 2: Convert to fraction form
7,422,006.28/11,129,500.46 = 2,875,184.68/x - Step 3: Cross multiply
7,422,006.28x = 11,129,500.46 × 2,875,184.68 - Step 4: Simplify right side
7,422,006.28x = 31,999,369,218,644.96 - Step 5: Solve for x
x = 31,999,369,218,644.96/7,422,006.28 - Step 6: Final answer
x = 4,311,417.70
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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.