Finding the Fourth Proportional to 75,024,888.69, 112,521,586.41 and 21,159,603.57
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Solution
The fourth proportional to 75,024,888.69, 112,521,586.41 and 21,159,603.57 is: 31,734,964.26
Step by Step Solution
- Step 1: Write the proportion equation
75,024,888.69 : 112,521,586.41 = 21,159,603.57 : x - Step 2: Convert to fraction form
75,024,888.69/112,521,586.41 = 21,159,603.57/x - Step 3: Cross multiply
75,024,888.69x = 112,521,586.41 × 21,159,603.57 - Step 4: Simplify right side
75,024,888.69x = 2,380,912,161,503,099.50 - Step 5: Solve for x
x = 2,380,912,161,503,099.50/75,024,888.69 - Step 6: Final answer
x = 31,734,964.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.