Finding the Fourth Proportional to 5,357,125.67, 7,392,887.67 and 2,909,784.50
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Solution
The fourth proportional to 5,357,125.67, 7,392,887.67 and 2,909,784.50 is: 4,015,532.07
Step by Step Solution
- Step 1: Write the proportion equation
5,357,125.67 : 7,392,887.67 = 2,909,784.50 : x - Step 2: Convert to fraction form
5,357,125.67/7,392,887.67 = 2,909,784.50/x - Step 3: Cross multiply
5,357,125.67x = 7,392,887.67 × 2,909,784.50 - Step 4: Simplify right side
5,357,125.67x = 21,511,709,915,442.68 - Step 5: Solve for x
x = 21,511,709,915,442.68/5,357,125.67 - Step 6: Final answer
x = 4,015,532.07
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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.