Finding the Fourth Proportional to 7,485,458.28, 11,228,595.79 and 2,367,505.95
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Solution
The fourth proportional to 7,485,458.28, 11,228,595.79 and 2,367,505.95 is: 3,551,388.08
Step by Step Solution
- Step 1: Write the proportion equation
7,485,458.28 : 11,228,595.79 = 2,367,505.95 : x - Step 2: Convert to fraction form
7,485,458.28/11,228,595.79 = 2,367,505.95/x - Step 3: Cross multiply
7,485,458.28x = 11,228,595.79 × 2,367,505.95 - Step 4: Simplify right side
7,485,458.28x = 26,583,767,342,969.95 - Step 5: Solve for x
x = 26,583,767,342,969.95/7,485,458.28 - Step 6: Final answer
x = 3,551,388.08
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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.