Finding the Fourth Proportional to 6,436,734.66, 9,646,124.36 and 4,837,425.30
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Solution
The fourth proportional to 6,436,734.66, 9,646,124.36 and 4,837,425.30 is: 7,249,390.95
Step by Step Solution
- Step 1: Write the proportion equation
6,436,734.66 : 9,646,124.36 = 4,837,425.30 : x - Step 2: Convert to fraction form
6,436,734.66/9,646,124.36 = 4,837,425.30/x - Step 3: Cross multiply
6,436,734.66x = 9,646,124.36 × 4,837,425.30 - Step 4: Simplify right side
6,436,734.66x = 46,662,406,001,823.18 - Step 5: Solve for x
x = 46,662,406,001,823.18/6,436,734.66 - Step 6: Final answer
x = 7,249,390.95
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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.