Finding the Fourth Proportional to 10,153,998.64, 15,230,801.40 and 2,477,693.44
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Solution
The fourth proportional to 10,153,998.64, 15,230,801.40 and 2,477,693.44 is: 3,716,492.20
Step by Step Solution
- Step 1: Write the proportion equation
10,153,998.64 : 15,230,801.40 = 2,477,693.44 : x - Step 2: Convert to fraction form
10,153,998.64/15,230,801.40 = 2,477,693.44/x - Step 3: Cross multiply
10,153,998.64x = 15,230,801.40 × 2,477,693.44 - Step 4: Simplify right side
10,153,998.64x = 37,737,256,714,722.81 - Step 5: Solve for x
x = 37,737,256,714,722.81/10,153,998.64 - Step 6: Final answer
x = 3,716,492.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.