Finding the Fourth Proportional to 10,737,054.12, 14,817,747.78 and 6,154,138.92
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Solution
The fourth proportional to 10,737,054.12, 14,817,747.78 and 6,154,138.92 is: 8,493,063.12
Step by Step Solution
- Step 1: Write the proportion equation
10,737,054.12 : 14,817,747.78 = 6,154,138.92 : x - Step 2: Convert to fraction form
10,737,054.12/14,817,747.78 = 6,154,138.92/x - Step 3: Cross multiply
10,737,054.12x = 14,817,747.78 × 6,154,138.92 - Step 4: Simplify right side
10,737,054.12x = 91,190,478,319,641.59 - Step 5: Solve for x
x = 91,190,478,319,641.59/10,737,054.12 - Step 6: Final answer
x = 8,493,063.12
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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.