Finding the Fourth Proportional to 8,949,648.68, 12,350,596.46 and 5,417,526.43
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Solution
The fourth proportional to 8,949,648.68, 12,350,596.46 and 5,417,526.43 is: 7,476,235.68
Step by Step Solution
- Step 1: Write the proportion equation
8,949,648.68 : 12,350,596.46 = 5,417,526.43 : x - Step 2: Convert to fraction form
8,949,648.68/12,350,596.46 = 5,417,526.43/x - Step 3: Cross multiply
8,949,648.68x = 12,350,596.46 × 5,417,526.43 - Step 4: Simplify right side
8,949,648.68x = 66,909,682,748,314.44 - Step 5: Solve for x
x = 66,909,682,748,314.44/8,949,648.68 - Step 6: Final answer
x = 7,476,235.68
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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.