Finding the Fourth Proportional to 18,964,737.96, 26,169,685.92 and 11,125,830.12
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Solution
The fourth proportional to 18,964,737.96, 26,169,685.92 and 11,125,830.12 is: 15,352,676.13
Step by Step Solution
- Step 1: Write the proportion equation
18,964,737.96 : 26,169,685.92 = 11,125,830.12 : x - Step 2: Convert to fraction form
18,964,737.96/26,169,685.92 = 11,125,830.12/x - Step 3: Cross multiply
18,964,737.96x = 26,169,685.92 × 11,125,830.12 - Step 4: Simplify right side
18,964,737.96x = 291,159,479,839,675.94 - Step 5: Solve for x
x = 291,159,479,839,675.94/18,964,737.96 - Step 6: Final answer
x = 15,352,676.13
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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.