Finding the Fourth Proportional to 29,509,799.37, 40,709,624.52 and 19,192,758.09
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Solution
The fourth proportional to 29,509,799.37, 40,709,624.52 and 19,192,758.09 is: 26,476,966.70
Step by Step Solution
- Step 1: Write the proportion equation
29,509,799.37 : 40,709,624.52 = 19,192,758.09 : x - Step 2: Convert to fraction form
29,509,799.37/40,709,624.52 = 19,192,758.09/x - Step 3: Cross multiply
29,509,799.37x = 40,709,624.52 × 19,192,758.09 - Step 4: Simplify right side
29,509,799.37x = 781,329,975,347,092.38 - Step 5: Solve for x
x = 781,329,975,347,092.38/29,509,799.37 - Step 6: Final answer
x = 26,476,966.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.