Finding the Fourth Proportional to 12,125,134, 16,732,686.36 and 6,692,627.44
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Solution
The fourth proportional to 12,125,134, 16,732,686.36 and 6,692,627.44 is: 9,235,826.66
Step by Step Solution
- Step 1: Write the proportion equation
12,125,134 : 16,732,686.36 = 6,692,627.44 : x - Step 2: Convert to fraction form
12,125,134/16,732,686.36 = 6,692,627.44/x - Step 3: Cross multiply
12,125,134x = 16,732,686.36 × 6,692,627.44 - Step 4: Simplify right side
12,125,134x = 111,985,635,877,849.72 - Step 5: Solve for x
x = 111,985,635,877,849.72/12,125,134 - Step 6: Final answer
x = 9,235,826.66
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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.