Finding the Fourth Proportional to 28,904,251.92, 43,356,396.60 and 7,340,470.80
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Solution
The fourth proportional to 28,904,251.92, 43,356,396.60 and 7,340,470.80 is: 11,010,710.95
Step by Step Solution
- Step 1: Write the proportion equation
28,904,251.92 : 43,356,396.60 = 7,340,470.80 : x - Step 2: Convert to fraction form
28,904,251.92/43,356,396.60 = 7,340,470.80/x - Step 3: Cross multiply
28,904,251.92x = 43,356,396.60 × 7,340,470.80 - Step 4: Simplify right side
28,904,251.92x = 318,256,363,235,519.31 - Step 5: Solve for x
x = 318,256,363,235,519.31/28,904,251.92 - Step 6: Final answer
x = 11,010,710.95
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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.