Finding the Fourth Proportional to 61,488,723.92, 92,231,608.16 and 19,989,546.26
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Solution
The fourth proportional to 61,488,723.92, 92,231,608.16 and 19,989,546.26 is: 29,983,838.99
Step by Step Solution
- Step 1: Write the proportion equation
61,488,723.92 : 92,231,608.16 = 19,989,546.26 : x - Step 2: Convert to fraction form
61,488,723.92/92,231,608.16 = 19,989,546.26/x - Step 3: Cross multiply
61,488,723.92x = 92,231,608.16 × 19,989,546.26 - Step 4: Simplify right side
61,488,723.92x = 1,843,667,997,537,329 - Step 5: Solve for x
x = 1,843,667,997,537,329/61,488,723.92 - Step 6: Final answer
x = 29,983,838.99
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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.