Finding the Fourth Proportional to 29,509,877.84, 44,264,777.64 and 7,944,503.28
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Solution
The fourth proportional to 29,509,877.84, 44,264,777.64 and 7,944,503.28 is: 11,916,744.39
Step by Step Solution
- Step 1: Write the proportion equation
29,509,877.84 : 44,264,777.64 = 7,944,503.28 : x - Step 2: Convert to fraction form
29,509,877.84/44,264,777.64 = 7,944,503.28/x - Step 3: Cross multiply
29,509,877.84x = 44,264,777.64 × 7,944,503.28 - Step 4: Simplify right side
29,509,877.84x = 351,661,671,149,450.69 - Step 5: Solve for x
x = 351,661,671,149,450.69/29,509,877.84 - Step 6: Final answer
x = 11,916,744.39
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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.