Finding the Fourth Proportional to 6,625,901.51, 9,939,074.63 and 1,833,189.42
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Solution
The fourth proportional to 6,625,901.51, 9,939,074.63 and 1,833,189.42 is: 2,749,845.65
Step by Step Solution
- Step 1: Write the proportion equation
6,625,901.51 : 9,939,074.63 = 1,833,189.42 : x - Step 2: Convert to fraction form
6,625,901.51/9,939,074.63 = 1,833,189.42/x - Step 3: Cross multiply
6,625,901.51x = 9,939,074.63 × 1,833,189.42 - Step 4: Simplify right side
6,625,901.51x = 18,220,206,447,140.46 - Step 5: Solve for x
x = 18,220,206,447,140.46/6,625,901.51 - Step 6: Final answer
x = 2,749,845.65
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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.