Finding the Fourth Proportional to 8,865,506.56, 13,299,014.40 and 2,798,615.20
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Solution
The fourth proportional to 8,865,506.56, 13,299,014.40 and 2,798,615.20 is: 4,198,161.00
Step by Step Solution
- Step 1: Write the proportion equation
8,865,506.56 : 13,299,014.40 = 2,798,615.20 : x - Step 2: Convert to fraction form
8,865,506.56/13,299,014.40 = 2,798,615.20/x - Step 3: Cross multiply
8,865,506.56x = 13,299,014.40 × 2,798,615.20 - Step 4: Simplify right side
8,865,506.56x = 37,218,823,844,858.88 - Step 5: Solve for x
x = 37,218,823,844,858.88/8,865,506.56 - Step 6: Final answer
x = 4,198,161.00
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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.