Finding the Fourth Proportional to 9,339,629.10, 14,009,443.65 and 3,281,201.70
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Solution
The fourth proportional to 9,339,629.10, 14,009,443.65 and 3,281,201.70 is: 4,921,802.55
Step by Step Solution
- Step 1: Write the proportion equation
9,339,629.10 : 14,009,443.65 = 3,281,201.70 : x - Step 2: Convert to fraction form
9,339,629.10/14,009,443.65 = 3,281,201.70/x - Step 3: Cross multiply
9,339,629.10x = 14,009,443.65 × 3,281,201.70 - Step 4: Simplify right side
9,339,629.10x = 45,967,810,320,434.21 - Step 5: Solve for x
x = 45,967,810,320,434.21/9,339,629.10 - Step 6: Final answer
x = 4,921,802.55
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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.