Finding the Fourth Proportional to 6,849,405.37, 10,272,823.58 and 3,436,775.68
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Solution
The fourth proportional to 6,849,405.37, 10,272,823.58 and 3,436,775.68 is: 5,154,519.01
Step by Step Solution
- Step 1: Write the proportion equation
6,849,405.37 : 10,272,823.58 = 3,436,775.68 : x - Step 2: Convert to fraction form
6,849,405.37/10,272,823.58 = 3,436,775.68/x - Step 3: Cross multiply
6,849,405.37x = 10,272,823.58 × 3,436,775.68 - Step 4: Simplify right side
6,849,405.37x = 35,305,390,176,126.53 - Step 5: Solve for x
x = 35,305,390,176,126.53/6,849,405.37 - Step 6: Final answer
x = 5,154,519.01
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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.