Finding the Fourth Proportional to 42,006,628.76, 62,925,896.68 and 33,385,277.92
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Solution
The fourth proportional to 42,006,628.76, 62,925,896.68 and 33,385,277.92 is: 50,011,119.94
Step by Step Solution
- Step 1: Write the proportion equation
42,006,628.76 : 62,925,896.68 = 33,385,277.92 : x - Step 2: Convert to fraction form
42,006,628.76/62,925,896.68 = 33,385,277.92/x - Step 3: Cross multiply
42,006,628.76x = 62,925,896.68 × 33,385,277.92 - Step 4: Simplify right side
42,006,628.76x = 2,100,798,549,027,005.50 - Step 5: Solve for x
x = 2,100,798,549,027,005.50/42,006,628.76 - Step 6: Final answer
x = 50,011,119.94
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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.