Finding the Fourth Proportional to 75,945,989.24, 104,805,968.40 and 41,138,679.68
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Solution
The fourth proportional to 75,945,989.24, 104,805,968.40 and 41,138,679.68 is: 56,771,650.56
Step by Step Solution
- Step 1: Write the proportion equation
75,945,989.24 : 104,805,968.40 = 41,138,679.68 : x - Step 2: Convert to fraction form
75,945,989.24/104,805,968.40 = 41,138,679.68/x - Step 3: Cross multiply
75,945,989.24x = 104,805,968.40 × 41,138,679.68 - Step 4: Simplify right side
75,945,989.24x = 4,311,579,162,559,802.50 - Step 5: Solve for x
x = 4,311,579,162,559,802.50/75,945,989.24 - Step 6: Final answer
x = 56,771,650.56
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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.