Finding the Fourth Proportional to 28,022,903.44, 38,671,589.28 and 15,145,847.44
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Solution
The fourth proportional to 28,022,903.44, 38,671,589.28 and 15,145,847.44 is: 20,901,260.03
Step by Step Solution
- Step 1: Write the proportion equation
28,022,903.44 : 38,671,589.28 = 15,145,847.44 : x - Step 2: Convert to fraction form
28,022,903.44/38,671,589.28 = 15,145,847.44/x - Step 3: Cross multiply
28,022,903.44x = 38,671,589.28 × 15,145,847.44 - Step 4: Simplify right side
28,022,903.44x = 585,713,991,497,219.50 - Step 5: Solve for x
x = 585,713,991,497,219.50/28,022,903.44 - Step 6: Final answer
x = 20,901,260.03
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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.