Finding the Fourth Proportional to 7,148,831.97, 10,723,949.61 and 2,031,498
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Solution
The fourth proportional to 7,148,831.97, 10,723,949.61 and 2,031,498 is: 3,047,446.39
Step by Step Solution
- Step 1: Write the proportion equation
7,148,831.97 : 10,723,949.61 = 2,031,498 : x - Step 2: Convert to fraction form
7,148,831.97/10,723,949.61 = 2,031,498/x - Step 3: Cross multiply
7,148,831.97x = 10,723,949.61 × 2,031,498 - Step 4: Simplify right side
7,148,831.97x = 21,785,682,184,815.78 - Step 5: Solve for x
x = 21,785,682,184,815.78/7,148,831.97 - Step 6: Final answer
x = 3,047,446.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.