Finding the Fourth Proportional to 7,935,928.30, 10,952,437.44 and 4,497,800.14
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Solution
The fourth proportional to 7,935,928.30, 10,952,437.44 and 4,497,800.14 is: 6,207,449.56
Step by Step Solution
- Step 1: Write the proportion equation
7,935,928.30 : 10,952,437.44 = 4,497,800.14 : x - Step 2: Convert to fraction form
7,935,928.30/10,952,437.44 = 4,497,800.14/x - Step 3: Cross multiply
7,935,928.30x = 10,952,437.44 × 4,497,800.14 - Step 4: Simplify right side
7,935,928.30x = 49,261,874,650,973.23 - Step 5: Solve for x
x = 49,261,874,650,973.23/7,935,928.30 - Step 6: Final answer
x = 6,207,449.56
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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.