Finding the Fourth Proportional to 10,197,190.83, 15,296,294.25 and 2,911,731.36
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Solution
The fourth proportional to 10,197,190.83, 15,296,294.25 and 2,911,731.36 is: 4,367,742.09
Step by Step Solution
- Step 1: Write the proportion equation
10,197,190.83 : 15,296,294.25 = 2,911,731.36 : x - Step 2: Convert to fraction form
10,197,190.83/15,296,294.25 = 2,911,731.36/x - Step 3: Cross multiply
10,197,190.83x = 15,296,294.25 × 2,911,731.36 - Step 4: Simplify right side
10,197,190.83x = 44,538,699,602,151.58 - Step 5: Solve for x
x = 44,538,699,602,151.58/10,197,190.83 - Step 6: Final answer
x = 4,367,742.09
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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.