Finding the Fourth Proportional to 10,599,972.57, 14,624,236.91 and 6,931,036.78
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Solution
The fourth proportional to 10,599,972.57, 14,624,236.91 and 6,931,036.78 is: 9,562,394.92
Step by Step Solution
- Step 1: Write the proportion equation
10,599,972.57 : 14,624,236.91 = 6,931,036.78 : x - Step 2: Convert to fraction form
10,599,972.57/14,624,236.91 = 6,931,036.78/x - Step 3: Cross multiply
10,599,972.57x = 14,624,236.91 × 6,931,036.78 - Step 4: Simplify right side
10,599,972.57x = 101,361,123,883,410.55 - Step 5: Solve for x
x = 101,361,123,883,410.55/10,599,972.57 - Step 6: Final answer
x = 9,562,394.92
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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.