Finding the Fourth Proportional to 28,913,388.58, 43,370,230.49 and 9,744,311.71
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Solution
The fourth proportional to 28,913,388.58, 43,370,230.49 and 9,744,311.71 is: 14,616,517.32
Step by Step Solution
- Step 1: Write the proportion equation
28,913,388.58 : 43,370,230.49 = 9,744,311.71 : x - Step 2: Convert to fraction form
28,913,388.58/43,370,230.49 = 9,744,311.71/x - Step 3: Cross multiply
28,913,388.58x = 43,370,230.49 × 9,744,311.71 - Step 4: Simplify right side
28,913,388.58x = 422,613,044,925,950.19 - Step 5: Solve for x
x = 422,613,044,925,950.19/28,913,388.58 - Step 6: Final answer
x = 14,616,517.32
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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.