Finding the Fourth Proportional to 7,539,204.85, 11,306,938.84 and 2,147,901.96
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Solution
The fourth proportional to 7,539,204.85, 11,306,938.84 and 2,147,901.96 is: 3,221,320.62
Step by Step Solution
- Step 1: Write the proportion equation
7,539,204.85 : 11,306,938.84 = 2,147,901.96 : x - Step 2: Convert to fraction form
7,539,204.85/11,306,938.84 = 2,147,901.96/x - Step 3: Cross multiply
7,539,204.85x = 11,306,938.84 × 2,147,901.96 - Step 4: Simplify right side
7,539,204.85x = 24,286,196,069,465.86 - Step 5: Solve for x
x = 24,286,196,069,465.86/7,539,204.85 - Step 6: Final answer
x = 3,221,320.62
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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.