Finding the Fourth Proportional to 19,955,084.46, 29,943,853.29 and 10,857,838.38
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Solution
The fourth proportional to 19,955,084.46, 29,943,853.29 and 10,857,838.38 is: 16,292,866.12
Step by Step Solution
- Step 1: Write the proportion equation
19,955,084.46 : 29,943,853.29 = 10,857,838.38 : x - Step 2: Convert to fraction form
19,955,084.46/29,943,853.29 = 10,857,838.38/x - Step 3: Cross multiply
19,955,084.46x = 29,943,853.29 × 10,857,838.38 - Step 4: Simplify right side
19,955,084.46x = 325,125,519,497,251.31 - Step 5: Solve for x
x = 325,125,519,497,251.31/19,955,084.46 - Step 6: Final answer
x = 16,292,866.12
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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.