Finding the Fourth Proportional to 7,199,053.64, 9,935,309.58 and 4,102,524.08
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Solution
The fourth proportional to 7,199,053.64, 9,935,309.58 and 4,102,524.08 is: 5,661,834.02
Step by Step Solution
- Step 1: Write the proportion equation
7,199,053.64 : 9,935,309.58 = 4,102,524.08 : x - Step 2: Convert to fraction form
7,199,053.64/9,935,309.58 = 4,102,524.08/x - Step 3: Cross multiply
7,199,053.64x = 9,935,309.58 × 4,102,524.08 - Step 4: Simplify right side
7,199,053.64x = 40,759,846,794,204.69 - Step 5: Solve for x
x = 40,759,846,794,204.69/7,199,053.64 - Step 6: Final answer
x = 5,661,834.02
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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.