Finding the Fourth Proportional to 11,069,934.60, 16,603,346.70 and 3,497,665.80
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Solution
The fourth proportional to 11,069,934.60, 16,603,346.70 and 3,497,665.80 is: 5,246,007.32
Step by Step Solution
- Step 1: Write the proportion equation
11,069,934.60 : 16,603,346.70 = 3,497,665.80 : x - Step 2: Convert to fraction form
11,069,934.60/16,603,346.70 = 3,497,665.80/x - Step 3: Cross multiply
11,069,934.60x = 16,603,346.70 × 3,497,665.80 - Step 4: Simplify right side
11,069,934.60x = 58,072,957,918,132.85 - Step 5: Solve for x
x = 58,072,957,918,132.85/11,069,934.60 - Step 6: Final answer
x = 5,246,007.32
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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.