Finding the Fourth Proportional to 32,997,138.06, 45,515,337.60 and 19,576,301.52
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Solution
The fourth proportional to 32,997,138.06, 45,515,337.60 and 19,576,301.52 is: 27,003,007.69
Step by Step Solution
- Step 1: Write the proportion equation
32,997,138.06 : 45,515,337.60 = 19,576,301.52 : x - Step 2: Convert to fraction form
32,997,138.06/45,515,337.60 = 19,576,301.52/x - Step 3: Cross multiply
32,997,138.06x = 45,515,337.60 × 19,576,301.52 - Step 4: Simplify right side
32,997,138.06x = 891,021,972,642,193.12 - Step 5: Solve for x
x = 891,021,972,642,193.12/32,997,138.06 - Step 6: Final answer
x = 27,003,007.69
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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.