Finding the Fourth Proportional to 7,235,353.14, 9,984,904.33 and 3,972,468.66
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Solution
The fourth proportional to 7,235,353.14, 9,984,904.33 and 3,972,468.66 is: 5,482,070.99
Step by Step Solution
- Step 1: Write the proportion equation
7,235,353.14 : 9,984,904.33 = 3,972,468.66 : x - Step 2: Convert to fraction form
7,235,353.14/9,984,904.33 = 3,972,468.66/x - Step 3: Cross multiply
7,235,353.14x = 9,984,904.33 × 3,972,468.66 - Step 4: Simplify right side
7,235,353.14x = 39,664,719,524,023.30 - Step 5: Solve for x
x = 39,664,719,524,023.30/7,235,353.14 - Step 6: Final answer
x = 5,482,070.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.