Finding the Fourth Proportional to 7,153,654.44, 10,730,484.56 and 1,762,409.84
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Solution
The fourth proportional to 7,153,654.44, 10,730,484.56 and 1,762,409.84 is: 2,643,615.47
Step by Step Solution
- Step 1: Write the proportion equation
7,153,654.44 : 10,730,484.56 = 1,762,409.84 : x - Step 2: Convert to fraction form
7,153,654.44/10,730,484.56 = 1,762,409.84/x - Step 3: Cross multiply
7,153,654.44x = 10,730,484.56 × 1,762,409.84 - Step 4: Simplify right side
7,153,654.44x = 18,911,511,576,512.07 - Step 5: Solve for x
x = 18,911,511,576,512.07/7,153,654.44 - Step 6: Final answer
x = 2,643,615.47
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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.