Finding the Fourth Proportional to 28,745,281.76, 43,115,493.68 and 9,314,096.48
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Solution
The fourth proportional to 28,745,281.76, 43,115,493.68 and 9,314,096.48 is: 13,970,357.68
Step by Step Solution
- Step 1: Write the proportion equation
28,745,281.76 : 43,115,493.68 = 9,314,096.48 : x - Step 2: Convert to fraction form
28,745,281.76/43,115,493.68 = 9,314,096.48/x - Step 3: Cross multiply
28,745,281.76x = 43,115,493.68 × 9,314,096.48 - Step 4: Simplify right side
28,745,281.76x = 401,581,867,918,350.25 - Step 5: Solve for x
x = 401,581,867,918,350.25/28,745,281.76 - Step 6: Final answer
x = 13,970,357.68
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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.