Finding the Fourth Proportional to 8,006,731.24, 12,013,756.68 and 4,357,995.12
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Solution
The fourth proportional to 8,006,731.24, 12,013,756.68 and 4,357,995.12 is: 6,538,984.68
Step by Step Solution
- Step 1: Write the proportion equation
8,006,731.24 : 12,013,756.68 = 4,357,995.12 : x - Step 2: Convert to fraction form
8,006,731.24/12,013,756.68 = 4,357,995.12/x - Step 3: Cross multiply
8,006,731.24x = 12,013,756.68 × 4,357,995.12 - Step 4: Simplify right side
8,006,731.24x = 52,355,892,930,092.79 - Step 5: Solve for x
x = 52,355,892,930,092.79/8,006,731.24 - Step 6: Final answer
x = 6,538,984.68
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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.