Finding the Fourth Proportional to 49,916,249.64, 74,878,239.60 and 16,679,578.87
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Solution
The fourth proportional to 49,916,249.64, 74,878,239.60 and 16,679,578.87 is: 25,020,659.85
Step by Step Solution
- Step 1: Write the proportion equation
49,916,249.64 : 74,878,239.60 = 16,679,578.87 : x - Step 2: Convert to fraction form
49,916,249.64/74,878,239.60 = 16,679,578.87/x - Step 3: Cross multiply
49,916,249.64x = 74,878,239.60 × 16,679,578.87 - Step 4: Simplify right side
49,916,249.64x = 1,248,937,503,054,957 - Step 5: Solve for x
x = 1,248,937,503,054,957/49,916,249.64 - Step 6: Final answer
x = 25,020,659.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.