Finding the Fourth Proportional to 35,528,457.99, 53,320,589.00 and 18,255,961.20
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Solution
The fourth proportional to 35,528,457.99, 53,320,589.00 and 18,255,961.20 is: 27,398,278.98
Step by Step Solution
- Step 1: Write the proportion equation
35,528,457.99 : 53,320,589.00 = 18,255,961.20 : x - Step 2: Convert to fraction form
35,528,457.99/53,320,589.00 = 18,255,961.20/x - Step 3: Cross multiply
35,528,457.99x = 53,320,589.00 × 18,255,961.20 - Step 4: Simplify right side
35,528,457.99x = 973,418,603,853,866.88 - Step 5: Solve for x
x = 973,418,603,853,866.88/35,528,457.99 - Step 6: Final answer
x = 27,398,278.98
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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.