Finding the Fourth Proportional to 10,971,709.07, 15,140,292.84 and 6,076,638.09
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Solution
The fourth proportional to 10,971,709.07, 15,140,292.84 and 6,076,638.09 is: 8,385,391.89
Step by Step Solution
- Step 1: Write the proportion equation
10,971,709.07 : 15,140,292.84 = 6,076,638.09 : x - Step 2: Convert to fraction form
10,971,709.07/15,140,292.84 = 6,076,638.09/x - Step 3: Cross multiply
10,971,709.07x = 15,140,292.84 × 6,076,638.09 - Step 4: Simplify right side
10,971,709.07x = 92,002,080,165,298.27 - Step 5: Solve for x
x = 92,002,080,165,298.27/10,971,709.07 - Step 6: Final answer
x = 8,385,391.89
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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.