Finding the Fourth Proportional to 19,966,318.11, 29,952,789.87 and 7,009,110
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Solution
The fourth proportional to 19,966,318.11, 29,952,789.87 and 7,009,110 is: 10,514,827.91
Step by Step Solution
- Step 1: Write the proportion equation
19,966,318.11 : 29,952,789.87 = 7,009,110 : x - Step 2: Convert to fraction form
19,966,318.11/29,952,789.87 = 7,009,110/x - Step 3: Cross multiply
19,966,318.11x = 29,952,789.87 × 7,009,110 - Step 4: Simplify right side
19,966,318.11x = 209,942,399,005,715.72 - Step 5: Solve for x
x = 209,942,399,005,715.72/19,966,318.11 - Step 6: Final answer
x = 10,514,827.91
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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.