Finding the Fourth Proportional to 19,654,685.16, 29,474,977.50 and 7,527,558.12
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Solution
The fourth proportional to 19,654,685.16, 29,474,977.50 and 7,527,558.12 is: 11,288,637.00
Step by Step Solution
- Step 1: Write the proportion equation
19,654,685.16 : 29,474,977.50 = 7,527,558.12 : x - Step 2: Convert to fraction form
19,654,685.16/29,474,977.50 = 7,527,558.12/x - Step 3: Cross multiply
19,654,685.16x = 29,474,977.50 × 7,527,558.12 - Step 4: Simplify right side
19,654,685.16x = 221,874,606,216,942.31 - Step 5: Solve for x
x = 221,874,606,216,942.31/19,654,685.16 - Step 6: Final answer
x = 11,288,637.00
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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.