Finding the Fourth Proportional to 9,757,924, 13,466,129.60 and 5,683,805.44
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Solution
The fourth proportional to 9,757,924, 13,466,129.60 and 5,683,805.44 is: 7,843,764.79
Step by Step Solution
- Step 1: Write the proportion equation
9,757,924 : 13,466,129.60 = 5,683,805.44 : x - Step 2: Convert to fraction form
9,757,924/13,466,129.60 = 5,683,805.44/x - Step 3: Cross multiply
9,757,924x = 13,466,129.60 × 5,683,805.44 - Step 4: Simplify right side
9,757,924x = 76,538,860,676,225.03 - Step 5: Solve for x
x = 76,538,860,676,225.03/9,757,924 - Step 6: Final answer
x = 7,843,764.79
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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.