Finding the Fourth Proportional to 35,415,697.64, 48,896,228.57 and 28,904,857.70
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Solution
The fourth proportional to 35,415,697.64, 48,896,228.57 and 28,904,857.70 is: 39,907,120.93
Step by Step Solution
- Step 1: Write the proportion equation
35,415,697.64 : 48,896,228.57 = 28,904,857.70 : x - Step 2: Convert to fraction form
35,415,697.64/48,896,228.57 = 28,904,857.70/x - Step 3: Cross multiply
35,415,697.64x = 48,896,228.57 × 28,904,857.70 - Step 4: Simplify right side
35,415,697.64x = 1,413,338,528,493,519 - Step 5: Solve for x
x = 1,413,338,528,493,519/35,415,697.64 - Step 6: Final answer
x = 39,907,120.93
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.