Finding the Fourth Proportional to 5,225,243.76, 7,210,831.14 and 2,933,408.70
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Solution
The fourth proportional to 5,225,243.76, 7,210,831.14 and 2,933,408.70 is: 4,048,101.06
Step by Step Solution
- Step 1: Write the proportion equation
5,225,243.76 : 7,210,831.14 = 2,933,408.70 : x - Step 2: Convert to fraction form
5,225,243.76/7,210,831.14 = 2,933,408.70/x - Step 3: Cross multiply
5,225,243.76x = 7,210,831.14 × 2,933,408.70 - Step 4: Simplify right side
5,225,243.76x = 21,152,314,800,306.92 - Step 5: Solve for x
x = 21,152,314,800,306.92/5,225,243.76 - Step 6: Final answer
x = 4,048,101.06
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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.