Finding the Fourth Proportional to 8,699,739.14, 13,042,423.74 and 3,838,584.62
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Solution
The fourth proportional to 8,699,739.14, 13,042,423.74 and 3,838,584.62 is: 5,754,706.71
Step by Step Solution
- Step 1: Write the proportion equation
8,699,739.14 : 13,042,423.74 = 3,838,584.62 : x - Step 2: Convert to fraction form
8,699,739.14/13,042,423.74 = 3,838,584.62/x - Step 3: Cross multiply
8,699,739.14x = 13,042,423.74 × 3,838,584.62 - Step 4: Simplify right side
8,699,739.14x = 50,064,447,175,886.88 - Step 5: Solve for x
x = 50,064,447,175,886.88/8,699,739.14 - Step 6: Final answer
x = 5,754,706.71
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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.