Finding the Fourth Proportional to 75,582,793.68, 104,307,673.58 and 42,554,391.63
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Solution
The fourth proportional to 75,582,793.68, 104,307,673.58 and 42,554,391.63 is: 58,726,985.01
Step by Step Solution
- Step 1: Write the proportion equation
75,582,793.68 : 104,307,673.58 = 42,554,391.63 : x - Step 2: Convert to fraction form
75,582,793.68/104,307,673.58 = 42,554,391.63/x - Step 3: Cross multiply
75,582,793.68x = 104,307,673.58 × 42,554,391.63 - Step 4: Simplify right side
75,582,793.68x = 4,438,749,591,537,524.50 - Step 5: Solve for x
x = 4,438,749,591,537,524.50/75,582,793.68 - Step 6: Final answer
x = 58,726,985.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.