Finding the Fourth Proportional to 9,272,464.24, 12,794,308.71 and 5,350,789.68
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Solution
The fourth proportional to 9,272,464.24, 12,794,308.71 and 5,350,789.68 is: 7,383,113.40
Step by Step Solution
- Step 1: Write the proportion equation
9,272,464.24 : 12,794,308.71 = 5,350,789.68 : x - Step 2: Convert to fraction form
9,272,464.24/12,794,308.71 = 5,350,789.68/x - Step 3: Cross multiply
9,272,464.24x = 12,794,308.71 × 5,350,789.68 - Step 4: Simplify right side
9,272,464.24x = 68,459,655,008,202.12 - Step 5: Solve for x
x = 68,459,655,008,202.12/9,272,464.24 - Step 6: Final answer
x = 7,383,113.40
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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.