Finding the Fourth Proportional to 10,959,931.92, 15,124,735.36 and 6,065,491.53
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Solution
The fourth proportional to 10,959,931.92, 15,124,735.36 and 6,065,491.53 is: 8,370,394.53
Step by Step Solution
- Step 1: Write the proportion equation
10,959,931.92 : 15,124,735.36 = 6,065,491.53 : x - Step 2: Convert to fraction form
10,959,931.92/15,124,735.36 = 6,065,491.53/x - Step 3: Cross multiply
10,959,931.92x = 15,124,735.36 × 6,065,491.53 - Step 4: Simplify right side
10,959,931.92x = 91,738,954,219,571.50 - Step 5: Solve for x
x = 91,738,954,219,571.50/10,959,931.92 - Step 6: Final answer
x = 8,370,394.53
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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.