Finding the Fourth Proportional to 26,493,843.77, 39,740,768.72 and 8,299,456.75
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Solution
The fourth proportional to 26,493,843.77, 39,740,768.72 and 8,299,456.75 is: 12,449,186.09
Step by Step Solution
- Step 1: Write the proportion equation
26,493,843.77 : 39,740,768.72 = 8,299,456.75 : x - Step 2: Convert to fraction form
26,493,843.77/39,740,768.72 = 8,299,456.75/x - Step 3: Cross multiply
26,493,843.77x = 39,740,768.72 × 8,299,456.75 - Step 4: Simplify right side
26,493,843.77x = 329,826,791,401,149.88 - Step 5: Solve for x
x = 329,826,791,401,149.88/26,493,843.77 - Step 6: Final answer
x = 12,449,186.09
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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.