Finding the Fourth Proportional to 10,700,652.09, 14,766,713.64 and 6,512,823.18
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Solution
The fourth proportional to 10,700,652.09, 14,766,713.64 and 6,512,823.18 is: 8,987,582.63
Step by Step Solution
- Step 1: Write the proportion equation
10,700,652.09 : 14,766,713.64 = 6,512,823.18 : x - Step 2: Convert to fraction form
10,700,652.09/14,766,713.64 = 6,512,823.18/x - Step 3: Cross multiply
10,700,652.09x = 14,766,713.64 × 6,512,823.18 - Step 4: Simplify right side
10,700,652.09x = 96,172,994,887,014.17 - Step 5: Solve for x
x = 96,172,994,887,014.17/10,700,652.09 - Step 6: Final answer
x = 8,987,582.63
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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.