Finding the Fourth Proportional to 7,188,206.44, 10,773,002.76 and 2,923,420.36
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Solution
The fourth proportional to 7,188,206.44, 10,773,002.76 and 2,923,420.36 is: 4,381,345.45
Step by Step Solution
- Step 1: Write the proportion equation
7,188,206.44 : 10,773,002.76 = 2,923,420.36 : x - Step 2: Convert to fraction form
7,188,206.44/10,773,002.76 = 2,923,420.36/x - Step 3: Cross multiply
7,188,206.44x = 10,773,002.76 × 2,923,420.36 - Step 4: Simplify right side
7,188,206.44x = 31,494,015,606,920.19 - Step 5: Solve for x
x = 31,494,015,606,920.19/7,188,206.44 - Step 6: Final answer
x = 4,381,345.45
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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.