Finding the Fourth Proportional to 12,070,962.24, 16,658,129.76 and 6,914,773.44
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Solution
The fourth proportional to 12,070,962.24, 16,658,129.76 and 6,914,773.44 is: 9,542,502.99
Step by Step Solution
- Step 1: Write the proportion equation
12,070,962.24 : 16,658,129.76 = 6,914,773.44 : x - Step 2: Convert to fraction form
12,070,962.24/16,658,129.76 = 6,914,773.44/x - Step 3: Cross multiply
12,070,962.24x = 16,658,129.76 × 6,914,773.44 - Step 4: Simplify right side
12,070,962.24x = 115,187,193,224,521.58 - Step 5: Solve for x
x = 115,187,193,224,521.58/12,070,962.24 - Step 6: Final answer
x = 9,542,502.99
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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.