Finding the Fourth Proportional to 28,546,087.04, 39,393,637 and 15,493,344.44
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Solution
The fourth proportional to 28,546,087.04, 39,393,637 and 15,493,344.44 is: 21,380,835.35
Step by Step Solution
- Step 1: Write the proportion equation
28,546,087.04 : 39,393,637 = 15,493,344.44 : x - Step 2: Convert to fraction form
28,546,087.04/39,393,637 = 15,493,344.44/x - Step 3: Cross multiply
28,546,087.04x = 39,393,637 × 15,493,344.44 - Step 4: Simplify right side
28,546,087.04x = 610,339,186,785,328.25 - Step 5: Solve for x
x = 610,339,186,785,328.25/28,546,087.04 - Step 6: Final answer
x = 21,380,835.35
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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.