Finding the Fourth Proportional to 13,201,193.70, 19,796,813.55 and 5,525,370.18
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Solution
The fourth proportional to 13,201,193.70, 19,796,813.55 and 5,525,370.18 is: 8,285,972.14
Step by Step Solution
- Step 1: Write the proportion equation
13,201,193.70 : 19,796,813.55 = 5,525,370.18 : x - Step 2: Convert to fraction form
13,201,193.70/19,796,813.55 = 5,525,370.18/x - Step 3: Cross multiply
13,201,193.70x = 19,796,813.55 × 5,525,370.18 - Step 4: Simplify right side
13,201,193.70x = 109,384,723,248,189.94 - Step 5: Solve for x
x = 109,384,723,248,189.94/13,201,193.70 - Step 6: Final answer
x = 8,285,972.14
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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.