Finding the Fourth Proportional to 5,283,930.30, 7,294,056.39 and 3,567,376.14
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Solution
The fourth proportional to 5,283,930.30, 7,294,056.39 and 3,567,376.14 is: 4,924,486.37
Step by Step Solution
- Step 1: Write the proportion equation
5,283,930.30 : 7,294,056.39 = 3,567,376.14 : x - Step 2: Convert to fraction form
5,283,930.30/7,294,056.39 = 3,567,376.14/x - Step 3: Cross multiply
5,283,930.30x = 7,294,056.39 × 3,567,376.14 - Step 4: Simplify right side
5,283,930.30x = 26,020,642,729,500.54 - Step 5: Solve for x
x = 26,020,642,729,500.54/5,283,930.30 - Step 6: Final answer
x = 4,924,486.37
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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.