Finding the Fourth Proportional to 47,877,536.92, 71,826,392.94 and 15,526,916.96
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Solution
The fourth proportional to 47,877,536.92, 71,826,392.94 and 15,526,916.96 is: 23,293,646.88
Step by Step Solution
- Step 1: Write the proportion equation
47,877,536.92 : 71,826,392.94 = 15,526,916.96 : x - Step 2: Convert to fraction form
47,877,536.92/71,826,392.94 = 15,526,916.96/x - Step 3: Cross multiply
47,877,536.92x = 71,826,392.94 × 15,526,916.96 - Step 4: Simplify right side
47,877,536.92x = 1,115,242,438,715,710.25 - Step 5: Solve for x
x = 1,115,242,438,715,710.25/47,877,536.92 - Step 6: Final answer
x = 23,293,646.88
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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.