Finding the Fourth Proportional to 6,988,125.24, 10,482,184.62 and 1,939,434.12
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Solution
The fourth proportional to 6,988,125.24, 10,482,184.62 and 1,939,434.12 is: 2,909,150.28
Step by Step Solution
- Step 1: Write the proportion equation
6,988,125.24 : 10,482,184.62 = 1,939,434.12 : x - Step 2: Convert to fraction form
6,988,125.24/10,482,184.62 = 1,939,434.12/x - Step 3: Cross multiply
6,988,125.24x = 10,482,184.62 × 1,939,434.12 - Step 4: Simplify right side
6,988,125.24x = 20,329,506,504,167.23 - Step 5: Solve for x
x = 20,329,506,504,167.23/6,988,125.24 - Step 6: Final answer
x = 2,909,150.28
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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.