Finding the Fourth Proportional to 19,646,429.99, 29,474,062.79 and 5,998,434.62
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Solution
The fourth proportional to 19,646,429.99, 29,474,062.79 and 5,998,434.62 is: 8,999,000.76
Step by Step Solution
- Step 1: Write the proportion equation
19,646,429.99 : 29,474,062.79 = 5,998,434.62 : x - Step 2: Convert to fraction form
19,646,429.99/29,474,062.79 = 5,998,434.62/x - Step 3: Cross multiply
19,646,429.99x = 29,474,062.79 × 5,998,434.62 - Step 4: Simplify right side
19,646,429.99x = 176,798,238,454,227.31 - Step 5: Solve for x
x = 176,798,238,454,227.31/19,646,429.99 - Step 6: Final answer
x = 8,999,000.76
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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.