Finding the Fourth Proportional to 26,976,557.96, 40,478,122.84 and 12,597,535.98
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Solution
The fourth proportional to 26,976,557.96, 40,478,122.84 and 12,597,535.98 is: 18,902,508.23
Step by Step Solution
- Step 1: Write the proportion equation
26,976,557.96 : 40,478,122.84 = 12,597,535.98 : x - Step 2: Convert to fraction form
26,976,557.96/40,478,122.84 = 12,597,535.98/x - Step 3: Cross multiply
26,976,557.96x = 40,478,122.84 × 12,597,535.98 - Step 4: Simplify right side
26,976,557.96x = 509,924,608,879,759.88 - Step 5: Solve for x
x = 509,924,608,879,759.88/26,976,557.96 - Step 6: Final answer
x = 18,902,508.23
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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.