Finding the Fourth Proportional to 19,593,358.92, 29,386,200.20 and 18,621,193.68
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Solution
The fourth proportional to 19,593,358.92, 29,386,200.20 and 18,621,193.68 is: 27,928,142.77
Step by Step Solution
- Step 1: Write the proportion equation
19,593,358.92 : 29,386,200.20 = 18,621,193.68 : x - Step 2: Convert to fraction form
19,593,358.92/29,386,200.20 = 18,621,193.68/x - Step 3: Cross multiply
19,593,358.92x = 29,386,200.20 × 18,621,193.68 - Step 4: Simplify right side
19,593,358.92x = 547,206,125,350,348.75 - Step 5: Solve for x
x = 547,206,125,350,348.75/19,593,358.92 - Step 6: Final answer
x = 27,928,142.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.