Finding the Fourth Proportional to 9,248,232.24, 12,762,297.90 and 5,118,436.44
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Solution
The fourth proportional to 9,248,232.24, 12,762,297.90 and 5,118,436.44 is: 7,063,296.96
Step by Step Solution
- Step 1: Write the proportion equation
9,248,232.24 : 12,762,297.90 = 5,118,436.44 : x - Step 2: Convert to fraction form
9,248,232.24/12,762,297.90 = 5,118,436.44/x - Step 3: Cross multiply
9,248,232.24x = 12,762,297.90 × 5,118,436.44 - Step 4: Simplify right side
9,248,232.24x = 65,323,010,629,495.48 - Step 5: Solve for x
x = 65,323,010,629,495.48/9,248,232.24 - Step 6: Final answer
x = 7,063,296.96
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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.