Finding the Fourth Proportional to 7,539,204.20, 11,306,937.93 and 2,147,901.30
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Solution
The fourth proportional to 7,539,204.20, 11,306,937.93 and 2,147,901.30 is: 3,221,319.66
Step by Step Solution
- Step 1: Write the proportion equation
7,539,204.20 : 11,306,937.93 = 2,147,901.30 : x - Step 2: Convert to fraction form
7,539,204.20/11,306,937.93 = 2,147,901.30/x - Step 3: Cross multiply
7,539,204.20x = 11,306,937.93 × 2,147,901.30 - Step 4: Simplify right side
7,539,204.20x = 24,286,186,670,811.68 - Step 5: Solve for x
x = 24,286,186,670,811.68/7,539,204.20 - Step 6: Final answer
x = 3,221,319.66
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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.