Finding the Fourth Proportional to 9,033,525.79, 12,465,927.60 and 4,903,468.09
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Solution
The fourth proportional to 9,033,525.79, 12,465,927.60 and 4,903,468.09 is: 6,766,602.50
Step by Step Solution
- Step 1: Write the proportion equation
9,033,525.79 : 12,465,927.60 = 4,903,468.09 : x - Step 2: Convert to fraction form
9,033,525.79/12,465,927.60 = 4,903,468.09/x - Step 3: Cross multiply
9,033,525.79x = 12,465,927.60 × 4,903,468.09 - Step 4: Simplify right side
9,033,525.79x = 61,126,278,136,520.64 - Step 5: Solve for x
x = 61,126,278,136,520.64/9,033,525.79 - Step 6: Final answer
x = 6,766,602.50
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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.