Finding the Fourth Proportional to 6,475,378.87, 8,935,788.13 and 3,574,707.31
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Solution
The fourth proportional to 6,475,378.87, 8,935,788.13 and 3,574,707.31 is: 4,932,966.52
Step by Step Solution
- Step 1: Write the proportion equation
6,475,378.87 : 8,935,788.13 = 3,574,707.31 : x - Step 2: Convert to fraction form
6,475,378.87/8,935,788.13 = 3,574,707.31/x - Step 3: Cross multiply
6,475,378.87x = 8,935,788.13 × 3,574,707.31 - Step 4: Simplify right side
6,475,378.87x = 31,942,827,148,922.23 - Step 5: Solve for x
x = 31,942,827,148,922.23/6,475,378.87 - Step 6: Final answer
x = 4,932,966.52
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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.