Finding the Fourth Proportional to 11,282,931.45, 15,570,008.87 and 6,126,174.99
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Solution
The fourth proportional to 11,282,931.45, 15,570,008.87 and 6,126,174.99 is: 8,453,884.46
Step by Step Solution
- Step 1: Write the proportion equation
11,282,931.45 : 15,570,008.87 = 6,126,174.99 : x - Step 2: Convert to fraction form
11,282,931.45/15,570,008.87 = 6,126,174.99/x - Step 3: Cross multiply
11,282,931.45x = 15,570,008.87 × 6,126,174.99 - Step 4: Simplify right side
11,282,931.45x = 95,384,598,855,622.11 - Step 5: Solve for x
x = 95,384,598,855,622.11/11,282,931.45 - Step 6: Final answer
x = 8,453,884.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.