Finding the Fourth Proportional to 6,259,656.07, 9,390,120.63 and 2,160,443.68
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Solution
The fourth proportional to 6,259,656.07, 9,390,120.63 and 2,160,443.68 is: 3,240,885.21
Step by Step Solution
- Step 1: Write the proportion equation
6,259,656.07 : 9,390,120.63 = 2,160,443.68 : x - Step 2: Convert to fraction form
6,259,656.07/9,390,120.63 = 2,160,443.68/x - Step 3: Cross multiply
6,259,656.07x = 9,390,120.63 × 2,160,443.68 - Step 4: Simplify right side
6,259,656.07x = 20,286,826,769,521.12 - Step 5: Solve for x
x = 20,286,826,769,521.12/6,259,656.07 - Step 6: Final answer
x = 3,240,885.21
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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.