Finding the Fourth Proportional to 6,431,098.80, 9,646,700.04 and 2,335,315.44
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Solution
The fourth proportional to 6,431,098.80, 9,646,700.04 and 2,335,315.44 is: 3,502,991.98
Step by Step Solution
- Step 1: Write the proportion equation
6,431,098.80 : 9,646,700.04 = 2,335,315.44 : x - Step 2: Convert to fraction form
6,431,098.80/9,646,700.04 = 2,335,315.44/x - Step 3: Cross multiply
6,431,098.80x = 9,646,700.04 × 2,335,315.44 - Step 4: Simplify right side
6,431,098.80x = 22,528,087,548,460.61 - Step 5: Solve for x
x = 22,528,087,548,460.61/6,431,098.80 - Step 6: Final answer
x = 3,502,991.98
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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.