Finding the Fourth Proportional to 19,586,470.80, 29,344,276.80 and 16,752,118.80
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Solution
The fourth proportional to 19,586,470.80, 29,344,276.80 and 16,752,118.80 is: 25,097,875.78
Step by Step Solution
- Step 1: Write the proportion equation
19,586,470.80 : 29,344,276.80 = 16,752,118.80 : x - Step 2: Convert to fraction form
19,586,470.80/29,344,276.80 = 16,752,118.80/x - Step 3: Cross multiply
19,586,470.80x = 29,344,276.80 × 16,752,118.80 - Step 4: Simplify right side
19,586,470.80x = 491,578,811,053,683.88 - Step 5: Solve for x
x = 491,578,811,053,683.88/19,586,470.80 - Step 6: Final answer
x = 25,097,875.78
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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.