Finding the Fourth Proportional to 34,154,110.08, 47,133,043.84 and 18,683,862.56
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Solution
The fourth proportional to 34,154,110.08, 47,133,043.84 and 18,683,862.56 is: 25,783,933.80
Step by Step Solution
- Step 1: Write the proportion equation
34,154,110.08 : 47,133,043.84 = 18,683,862.56 : x - Step 2: Convert to fraction form
34,154,110.08/47,133,043.84 = 18,683,862.56/x - Step 3: Cross multiply
34,154,110.08x = 47,133,043.84 × 18,683,862.56 - Step 4: Simplify right side
34,154,110.08x = 880,627,313,141,014.62 - Step 5: Solve for x
x = 880,627,313,141,014.62/34,154,110.08 - Step 6: Final answer
x = 25,783,933.80
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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.