Finding the Fourth Proportional to 11,322,248.76, 15,624,292.82 and 6,919,340.46
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Solution
The fourth proportional to 11,322,248.76, 15,624,292.82 and 6,919,340.46 is: 9,548,438.99
Step by Step Solution
- Step 1: Write the proportion equation
11,322,248.76 : 15,624,292.82 = 6,919,340.46 : x - Step 2: Convert to fraction form
11,322,248.76/15,624,292.82 = 6,919,340.46/x - Step 3: Cross multiply
11,322,248.76x = 15,624,292.82 × 6,919,340.46 - Step 4: Simplify right side
11,322,248.76x = 108,109,801,468,313.50 - Step 5: Solve for x
x = 108,109,801,468,313.50/11,322,248.76 - Step 6: Final answer
x = 9,548,438.99
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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.