Finding the Fourth Proportional to 29,678,552.39, 40,956,371.23 and 16,625,903.18
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Solution
The fourth proportional to 29,678,552.39, 40,956,371.23 and 16,625,903.18 is: 22,943,728.99
Step by Step Solution
- Step 1: Write the proportion equation
29,678,552.39 : 40,956,371.23 = 16,625,903.18 : x - Step 2: Convert to fraction form
29,678,552.39/40,956,371.23 = 16,625,903.18/x - Step 3: Cross multiply
29,678,552.39x = 40,956,371.23 × 16,625,903.18 - Step 4: Simplify right side
29,678,552.39x = 680,936,662,804,534.25 - Step 5: Solve for x
x = 680,936,662,804,534.25/29,678,552.39 - Step 6: Final answer
x = 22,943,728.99
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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.