Finding the Fourth Proportional to 11,454,248.86, 15,805,928.46 and 6,743,900.82
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Solution
The fourth proportional to 11,454,248.86, 15,805,928.46 and 6,743,900.82 is: 9,306,032.65
Step by Step Solution
- Step 1: Write the proportion equation
11,454,248.86 : 15,805,928.46 = 6,743,900.82 : x - Step 2: Convert to fraction form
11,454,248.86/15,805,928.46 = 6,743,900.82/x - Step 3: Cross multiply
11,454,248.86x = 15,805,928.46 × 6,743,900.82 - Step 4: Simplify right side
11,454,248.86x = 106,593,613,902,255.34 - Step 5: Solve for x
x = 106,593,613,902,255.34/11,454,248.86 - Step 6: Final answer
x = 9,306,032.65
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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.