Finding the Fourth Proportional to 37,796,430.12, 56,703,655.64 and 12,237,447.12
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Solution
The fourth proportional to 37,796,430.12, 56,703,655.64 and 12,237,447.12 is: 18,359,088.02
Step by Step Solution
- Step 1: Write the proportion equation
37,796,430.12 : 56,703,655.64 = 12,237,447.12 : x - Step 2: Convert to fraction form
37,796,430.12/56,703,655.64 = 12,237,447.12/x - Step 3: Cross multiply
37,796,430.12x = 56,703,655.64 × 12,237,447.12 - Step 4: Simplify right side
37,796,430.12x = 693,907,987,405,189.75 - Step 5: Solve for x
x = 693,907,987,405,189.75/37,796,430.12 - Step 6: Final answer
x = 18,359,088.02
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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.