Finding the Fourth Proportional to 6,650,594.16, 9,975,831.06 and 2,101,643.68
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Solution
The fourth proportional to 6,650,594.16, 9,975,831.06 and 2,101,643.68 is: 3,152,446.50
Step by Step Solution
- Step 1: Write the proportion equation
6,650,594.16 : 9,975,831.06 = 2,101,643.68 : x - Step 2: Convert to fraction form
6,650,594.16/9,975,831.06 = 2,101,643.68/x - Step 3: Cross multiply
6,650,594.16x = 9,975,831.06 × 2,101,643.68 - Step 4: Simplify right side
6,650,594.16x = 20,965,642,299,996.70 - Step 5: Solve for x
x = 20,965,642,299,996.70/6,650,594.16 - Step 6: Final answer
x = 3,152,446.50
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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.