Finding the Fourth Proportional to 6,145,855.68, 9,216,421.54 and 4,246,839.84
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Solution
The fourth proportional to 6,145,855.68, 9,216,421.54 and 4,246,839.84 is: 6,368,627.61
Step by Step Solution
- Step 1: Write the proportion equation
6,145,855.68 : 9,216,421.54 = 4,246,839.84 : x - Step 2: Convert to fraction form
6,145,855.68/9,216,421.54 = 4,246,839.84/x - Step 3: Cross multiply
6,145,855.68x = 9,216,421.54 × 4,246,839.84 - Step 4: Simplify right side
6,145,855.68x = 39,140,666,178,306.15 - Step 5: Solve for x
x = 39,140,666,178,306.15/6,145,855.68 - Step 6: Final answer
x = 6,368,627.61
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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.