Finding the Fourth Proportional to 11,235,006.40, 16,852,509.60 and 5,566,302.40
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Solution
The fourth proportional to 11,235,006.40, 16,852,509.60 and 5,566,302.40 is: 8,349,453.60
Step by Step Solution
- Step 1: Write the proportion equation
11,235,006.40 : 16,852,509.60 = 5,566,302.40 : x - Step 2: Convert to fraction form
11,235,006.40/16,852,509.60 = 5,566,302.40/x - Step 3: Cross multiply
11,235,006.40x = 16,852,509.60 × 5,566,302.40 - Step 4: Simplify right side
11,235,006.40x = 93,806,164,632,503.05 - Step 5: Solve for x
x = 93,806,164,632,503.05/11,235,006.40 - Step 6: Final answer
x = 8,349,453.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.