Finding the Fourth Proportional to 53,681,836.13, 80,516,724.07 and 14,825,811.99
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Solution
The fourth proportional to 53,681,836.13, 80,516,724.07 and 14,825,811.99 is: 22,237,052.59
Step by Step Solution
- Step 1: Write the proportion equation
53,681,836.13 : 80,516,724.07 = 14,825,811.99 : x - Step 2: Convert to fraction form
53,681,836.13/80,516,724.07 = 14,825,811.99/x - Step 3: Cross multiply
53,681,836.13x = 80,516,724.07 × 14,825,811.99 - Step 4: Simplify right side
53,681,836.13x = 1,193,725,813,112,527.50 - Step 5: Solve for x
x = 1,193,725,813,112,527.50/53,681,836.13 - Step 6: Final answer
x = 22,237,052.59
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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.