Finding the Fourth Proportional to 6,517,730.21, 9,001,932.50 and 4,292,455.28
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Solution
The fourth proportional to 6,517,730.21, 9,001,932.50 and 4,292,455.28 is: 5,928,504.47
Step by Step Solution
- Step 1: Write the proportion equation
6,517,730.21 : 9,001,932.50 = 4,292,455.28 : x - Step 2: Convert to fraction form
6,517,730.21/9,001,932.50 = 4,292,455.28/x - Step 3: Cross multiply
6,517,730.21x = 9,001,932.50 × 4,292,455.28 - Step 4: Simplify right side
6,517,730.21x = 38,640,392,655,550.08 - Step 5: Solve for x
x = 38,640,392,655,550.08/6,517,730.21 - Step 6: Final answer
x = 5,928,504.47
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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.