Finding the Fourth Proportional to 11,472,532.07, 15,833,019.84 and 6,578,209.54
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Solution
The fourth proportional to 11,472,532.07, 15,833,019.84 and 6,578,209.54 is: 9,078,459.88
Step by Step Solution
- Step 1: Write the proportion equation
11,472,532.07 : 15,833,019.84 = 6,578,209.54 : x - Step 2: Convert to fraction form
11,472,532.07/15,833,019.84 = 6,578,209.54/x - Step 3: Cross multiply
11,472,532.07x = 15,833,019.84 × 6,578,209.54 - Step 4: Simplify right side
11,472,532.07x = 104,152,922,079,332.17 - Step 5: Solve for x
x = 104,152,922,079,332.17/11,472,532.07 - Step 6: Final answer
x = 9,078,459.88
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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.