Finding the Fourth Proportional to 11,296,923.11, 15,589,426.23 and 6,402,597.53
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Solution
The fourth proportional to 11,296,923.11, 15,589,426.23 and 6,402,597.53 is: 8,835,398.88
Step by Step Solution
- Step 1: Write the proportion equation
11,296,923.11 : 15,589,426.23 = 6,402,597.53 : x - Step 2: Convert to fraction form
11,296,923.11/15,589,426.23 = 6,402,597.53/x - Step 3: Cross multiply
11,296,923.11x = 15,589,426.23 × 6,402,597.53 - Step 4: Simplify right side
11,296,923.11x = 99,812,821,796,368.09 - Step 5: Solve for x
x = 99,812,821,796,368.09/11,296,923.11 - Step 6: Final answer
x = 8,835,398.88
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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.