Finding the Fourth Proportional to 28,854,249.39, 43,281,460.19 and 6,994,541.96
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Solution
The fourth proportional to 28,854,249.39, 43,281,460.19 and 6,994,541.96 is: 10,491,833.80
Step by Step Solution
- Step 1: Write the proportion equation
28,854,249.39 : 43,281,460.19 = 6,994,541.96 : x - Step 2: Convert to fraction form
28,854,249.39/43,281,460.19 = 6,994,541.96/x - Step 3: Cross multiply
28,854,249.39x = 43,281,460.19 × 6,994,541.96 - Step 4: Simplify right side
28,854,249.39x = 302,733,989,137,644.56 - Step 5: Solve for x
x = 302,733,989,137,644.56/28,854,249.39 - Step 6: Final answer
x = 10,491,833.80
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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.