Finding the Fourth Proportional to 67,062,743.24, 100,522,497.90 and 38,246,831.24
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Solution
The fourth proportional to 67,062,743.24, 100,522,497.90 and 38,246,831.24 is: 57,329,402.69
Step by Step Solution
- Step 1: Write the proportion equation
67,062,743.24 : 100,522,497.90 = 38,246,831.24 : x - Step 2: Convert to fraction form
67,062,743.24/100,522,497.90 = 38,246,831.24/x - Step 3: Cross multiply
67,062,743.24x = 100,522,497.90 × 38,246,831.24 - Step 4: Simplify right side
67,062,743.24x = 3,844,667,013,004,555 - Step 5: Solve for x
x = 3,844,667,013,004,555/67,062,743.24 - Step 6: Final answer
x = 57,329,402.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.