Finding the Fourth Proportional to 10,861,320.97, 16,298,709.21 and 6,314,509.70
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Solution
The fourth proportional to 10,861,320.97, 16,298,709.21 and 6,314,509.70 is: 9,475,675.90
Step by Step Solution
- Step 1: Write the proportion equation
10,861,320.97 : 16,298,709.21 = 6,314,509.70 : x - Step 2: Convert to fraction form
10,861,320.97/16,298,709.21 = 6,314,509.70/x - Step 3: Cross multiply
10,861,320.97x = 16,298,709.21 × 6,314,509.70 - Step 4: Simplify right side
10,861,320.97x = 102,918,357,404,024.34 - Step 5: Solve for x
x = 102,918,357,404,024.34/10,861,320.97 - Step 6: Final answer
x = 9,475,675.90
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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.