Finding the Fourth Proportional to 9,762,310.08, 13,467,431.52 and 6,142,633.92
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Solution
The fourth proportional to 9,762,310.08, 13,467,431.52 and 6,142,633.92 is: 8,473,967.84
Step by Step Solution
- Step 1: Write the proportion equation
9,762,310.08 : 13,467,431.52 = 6,142,633.92 : x - Step 2: Convert to fraction form
9,762,310.08/13,467,431.52 = 6,142,633.92/x - Step 3: Cross multiply
9,762,310.08x = 13,467,431.52 × 6,142,633.92 - Step 4: Simplify right side
9,762,310.08x = 82,725,501,670,029.16 - Step 5: Solve for x
x = 82,725,501,670,029.16/9,762,310.08 - Step 6: Final answer
x = 8,473,967.84
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1.5x scale
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.