Finding the Fourth Proportional to 24,128,321.64, 33,297,320.46 and 13,115,064.56
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Solution
The fourth proportional to 24,128,321.64, 33,297,320.46 and 13,115,064.56 is: 18,098,917.69
Step by Step Solution
- Step 1: Write the proportion equation
24,128,321.64 : 33,297,320.46 = 13,115,064.56 : x - Step 2: Convert to fraction form
24,128,321.64/33,297,320.46 = 13,115,064.56/x - Step 3: Cross multiply
24,128,321.64x = 33,297,320.46 × 13,115,064.56 - Step 4: Simplify right side
24,128,321.64x = 436,696,507,341,422.31 - Step 5: Solve for x
x = 436,696,507,341,422.31/24,128,321.64 - Step 6: Final answer
x = 18,098,917.69
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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.