Finding the Fourth Proportional to 11,071,701.30, 16,607,551.95 and 6,767,029.20
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Solution
The fourth proportional to 11,071,701.30, 16,607,551.95 and 6,767,029.20 is: 10,150,543.80
Step by Step Solution
- Step 1: Write the proportion equation
11,071,701.30 : 16,607,551.95 = 6,767,029.20 : x - Step 2: Convert to fraction form
11,071,701.30/16,607,551.95 = 6,767,029.20/x - Step 3: Cross multiply
11,071,701.30x = 16,607,551.95 × 6,767,029.20 - Step 4: Simplify right side
11,071,701.30x = 112,383,788,986,166.94 - Step 5: Solve for x
x = 112,383,788,986,166.94/11,071,701.30 - Step 6: Final answer
x = 10,150,543.80
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Similar ratio
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1.5x scale
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.